diff --git a/src/__celerity_resource_map__.php b/src/__celerity_resource_map__.php
index bb005d0a03..758a39c077 100644
--- a/src/__celerity_resource_map__.php
+++ b/src/__celerity_resource_map__.php
@@ -1,697 +1,742 @@
 <?php
 
 /**
  * This file is automatically generated. Use 'celerity_mapper.php' to rebuild
  * it.
  * @generated
  */
 
 celerity_register_resource_map(array(
   'aphront-crumbs-view-css' =>
   array(
     'uri' => '/res/c666a518/rsrc/css/aphront/crumbs-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/crumbs-view.css',
   ),
   'aphront-dark-console-css' =>
   array(
     'uri' => '/res/056b0c12/rsrc/css/aphront/dark-console.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/dark-console.css',
   ),
   'aphront-dialog-view-css' =>
   array(
     'uri' => '/res/7101ab69/rsrc/css/aphront/dialog-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/dialog-view.css',
   ),
   'aphront-error-view-css' =>
   array(
     'uri' => '/res/19b27527/rsrc/css/aphront/error-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/error-view.css',
   ),
   'aphront-form-view-css' =>
   array(
     'uri' => '/res/82eca506/rsrc/css/aphront/form-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/form-view.css',
   ),
   'aphront-headsup-action-list-view-css' =>
   array(
     'uri' => '/res/8fd91c1d/rsrc/css/aphront/headsup-action-list-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/headsup-action-list-view.css',
   ),
   'aphront-list-filter-view-css' =>
   array(
     'uri' => '/res/89f641c5/rsrc/css/aphront/list-filter-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/list-filter-view.css',
   ),
   'aphront-pager-view-css' =>
   array(
     'uri' => '/res/73ec8cd5/rsrc/css/aphront/pager-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/pager-view.css',
   ),
   'aphront-panel-view-css' =>
   array(
     'uri' => '/res/63672373/rsrc/css/aphront/panel-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/panel-view.css',
   ),
   'aphront-request-failure-view-css' =>
   array(
     'uri' => '/res/97b8337a/rsrc/css/aphront/request-failure-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/request-failure-view.css',
   ),
   'aphront-side-nav-view-css' =>
   array(
     'uri' => '/res/4f4c5ca8/rsrc/css/aphront/side-nav-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/side-nav-view.css',
   ),
   'aphront-table-view-css' =>
   array(
     'uri' => '/res/03724b05/rsrc/css/aphront/table-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/table-view.css',
   ),
   'aphront-tokenizer-control-css' =>
   array(
-    'uri' => '/res/a3d23074/rsrc/css/aphront/tokenizer.css',
+    'uri' => '/res/190349be/rsrc/css/aphront/tokenizer.css',
     'type' => 'css',
     'requires' =>
     array(
       0 => 'aphront-typeahead-control-css',
     ),
     'disk' => '/rsrc/css/aphront/tokenizer.css',
   ),
   'aphront-typeahead-control-css' =>
   array(
     'uri' => '/res/928df9f0/rsrc/css/aphront/typeahead.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/aphront/typeahead.css',
   ),
   'phabricator-standard-page-view' =>
   array(
     'uri' => '/res/0d41ea7c/rsrc/css/application/base/standard-page-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/base/standard-page-view.css',
   ),
   'differential-revision-add-comment-css' =>
   array(
     'uri' => '/res/aaae14d3/rsrc/css/application/differential/add-comment.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/add-comment.css',
   ),
   'differential-changeset-view-css' =>
   array(
     'uri' => '/res/f26ca6f9/rsrc/css/application/differential/changeset-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/changeset-view.css',
   ),
   'differential-core-view-css' =>
   array(
     'uri' => '/res/525d1a12/rsrc/css/application/differential/core.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/core.css',
   ),
   'differential-revision-comment-list-css' =>
   array(
     'uri' => '/res/10b9a829/rsrc/css/application/differential/revision-comment-list.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/revision-comment-list.css',
   ),
   'differential-revision-comment-css' =>
   array(
     'uri' => '/res/b271baaf/rsrc/css/application/differential/revision-comment.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/revision-comment.css',
   ),
   'differential-revision-detail-css' =>
   array(
     'uri' => '/res/623e3946/rsrc/css/application/differential/revision-detail.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/revision-detail.css',
   ),
   'differential-revision-history-css' =>
   array(
     'uri' => '/res/755f3da3/rsrc/css/application/differential/revision-history.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/revision-history.css',
   ),
   'differential-table-of-contents-css' =>
   array(
     'uri' => '/res/e68f6f05/rsrc/css/application/differential/table-of-contents.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/differential/table-of-contents.css',
   ),
   'diffusion-commit-view-css' =>
   array(
     'uri' => '/res/8c139192/rsrc/css/application/diffusion/commit-view.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/diffusion/commit-view.css',
   ),
   'diffusion-source-css' =>
   array(
     'uri' => '/res/7f50817b/rsrc/css/application/diffusion/diffusion-source.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/diffusion/diffusion-source.css',
   ),
   'phabricator-directory-css' =>
   array(
     'uri' => '/res/6a000601/rsrc/css/application/directory/phabricator-directory.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/directory/phabricator-directory.css',
   ),
   'herald-test-css' =>
   array(
     'uri' => '/res/28269358/rsrc/css/application/herald/herald-test.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/herald/herald-test.css',
   ),
   'herald-css' =>
   array(
     'uri' => '/res/211a4b1b/rsrc/css/application/herald/herald.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/herald/herald.css',
   ),
   'mainphest-task-detail-css' =>
   array(
     'uri' => '/res/e5f3beca/rsrc/css/application/maniphest/task-detail.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/maniphest/task-detail.css',
   ),
   'maniphest-task-summary-css' =>
   array(
     'uri' => '/res/8dc6fb13/rsrc/css/application/maniphest/task-summary.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/maniphest/task-summary.css',
   ),
   'maniphest-transaction-detail-css' =>
   array(
     'uri' => '/res/16725026/rsrc/css/application/maniphest/transaction-detail.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/maniphest/transaction-detail.css',
   ),
   'phabricator-object-selector-css' =>
   array(
     'uri' => '/res/52a7e289/rsrc/css/application/objectselector/object-selector.css',
     'type' => 'css',
     'requires' =>
     array(
       0 => 'aphront-dialog-view-css',
     ),
     'disk' => '/rsrc/css/application/objectselector/object-selector.css',
   ),
+  'owners-path-editor-css' =>
+  array(
+    'uri' => '/res/f40dc6b1/rsrc/css/application/owners/owners-path-editor.css',
+    'type' => 'css',
+    'requires' =>
+    array(
+    ),
+    'disk' => '/rsrc/css/application/owners/owners-path-editor.css',
+  ),
   'phabricator-profile-css' =>
   array(
     'uri' => '/res/259ad37f/rsrc/css/application/people/profile.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/people/profile.css',
   ),
   'phabricator-ui-example-css' =>
   array(
     'uri' => '/res/365a10f1/rsrc/css/application/uiexample/example.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/application/uiexample/example.css',
   ),
   'phabricator-core-buttons-css' =>
   array(
     'uri' => '/res/53b4f712/rsrc/css/core/buttons.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/core/buttons.css',
   ),
   'phabricator-core-css' =>
   array(
     'uri' => '/res/6eebb99b/rsrc/css/core/core.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/core/core.css',
   ),
   'phabricator-remarkup-css' =>
   array(
     'uri' => '/res/bf863100/rsrc/css/core/remarkup.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/core/remarkup.css',
   ),
   'syntax-highlighting-css' =>
   array(
     'uri' => '/res/fb673ece/rsrc/css/core/syntax.css',
     'type' => 'css',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/css/core/syntax.css',
   ),
   'javelin-behavior-dark-console' =>
   array(
     'uri' => '/res/020b0265/rsrc/js/application/core/behavior-dark-console.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/application/core/behavior-dark-console.js',
   ),
   'javelin-behavior-phabricator-object-selector' =>
   array(
     'uri' => '/res/4fe735af/rsrc/js/application/core/behavior-object-selector.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/core/behavior-object-selector.js',
   ),
   'javelin-behavior-aphront-basic-tokenizer' =>
   array(
     'uri' => '/res/8317d761/rsrc/js/application/core/behavior-tokenizer.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/core/behavior-tokenizer.js',
   ),
   'javelin-behavior-workflow' =>
   array(
     'uri' => '/res/15446e7e/rsrc/js/application/core/behavior-workflow.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/core/behavior-workflow.js',
   ),
   'multirow-row-manager' =>
   array(
     'uri' => '/res/330d076b/rsrc/js/application/core/MultirowRowManager.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/core/MultirowRowManager.js',
   ),
   'javelin-behavior-differential-add-reviewers' =>
   array(
     'uri' => '/res/330154e4/rsrc/js/application/differential/behavior-add-reviewers.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-add-reviewers.js',
   ),
   'javelin-behavior-differential-feedback-preview' =>
   array(
     'uri' => '/res/8695d8b8/rsrc/js/application/differential/behavior-comment-preview.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-comment-preview.js',
   ),
   'javelin-behavior-differential-diff-radios' =>
   array(
     'uri' => '/res/fdeb3823/rsrc/js/application/differential/behavior-diff-radios.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-diff-radios.js',
   ),
   'javelin-behavior-differential-edit-inline-comments' =>
   array(
     'uri' => '/res/74747b2e/rsrc/js/application/differential/behavior-edit-inline-comments.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-edit-inline-comments.js',
   ),
   'javelin-behavior-differential-populate' =>
   array(
     'uri' => '/res/a13dcd7e/rsrc/js/application/differential/behavior-populate.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-populate.js',
   ),
   'javelin-behavior-differential-show-all-comments' =>
   array(
     'uri' => '/res/2a3592b8/rsrc/js/application/differential/behavior-show-all-comments.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-show-all-comments.js',
   ),
   'javelin-behavior-differential-show-more' =>
   array(
     'uri' => '/res/ea998002/rsrc/js/application/differential/behavior-show-more.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/differential/behavior-show-more.js',
   ),
   'javelin-behavior-diffusion-jump-to' =>
   array(
     'uri' => '/res/4f3f6cdc/rsrc/js/application/diffusion/behavior-jump-to.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/diffusion/behavior-jump-to.js',
   ),
   'javelin-behavior-diffusion-pull-lastmodified' =>
   array(
     'uri' => '/res/6a5e7374/rsrc/js/application/diffusion/behavior-pull-lastmodified.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/diffusion/behavior-pull-lastmodified.js',
   ),
   'javelin-behavior-herald-rule-editor' =>
   array(
     'uri' => '/res/48108130/rsrc/js/application/herald/herald-rule-editor.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'herald-rule-editor',
       1 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/herald/herald-rule-editor.js',
   ),
   'herald-rule-editor' =>
   array(
-    'uri' => '/res/8b5e9d5e/rsrc/js/application/herald/HeraldRuleEditor.js',
+    'uri' => '/res/ec8e2110/rsrc/js/application/herald/HeraldRuleEditor.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'multirow-row-manager',
       1 => 'javelin-lib-dev',
       2 => 'javelin-typeahead-dev',
+      3 => 'path-typeahead',
     ),
     'disk' => '/rsrc/js/application/herald/HeraldRuleEditor.js',
   ),
+  'path-typeahead' =>
+  array(
+    'uri' => '/res/42fb76c3/rsrc/js/application/herald/PathTypeahead.js',
+    'type' => 'js',
+    'requires' =>
+    array(
+      0 => 'javelin-lib-dev',
+      1 => 'javelin-typeahead-dev',
+    ),
+    'disk' => '/rsrc/js/application/herald/PathTypeahead.js',
+  ),
   'javelin-behavior-maniphest-transaction-controls' =>
   array(
     'uri' => '/res/fc6a8722/rsrc/js/application/maniphest/behavior-transaction-controls.js',
     'type' => 'js',
     'requires' =>
     array(
       0 => 'javelin-lib-dev',
     ),
     'disk' => '/rsrc/js/application/maniphest/behavior-transaction-controls.js',
   ),
+  'javelin-behavior-owners-path-editor' =>
+  array(
+    'uri' => '/res/7568aa22/rsrc/js/application/owners/owners-path-editor.js',
+    'type' => 'js',
+    'requires' =>
+    array(
+      0 => 'owners-path-editor',
+      1 => 'javelin-lib-dev',
+    ),
+    'disk' => '/rsrc/js/application/owners/owners-path-editor.js',
+  ),
+  'owners-path-editor' =>
+  array(
+    'uri' => '/res/b01c1ca9/rsrc/js/application/owners/OwnersPathEditor.js',
+    'type' => 'js',
+    'requires' =>
+    array(
+      0 => 'multirow-row-manager',
+      1 => 'javelin-lib-dev',
+      2 => 'javelin-typeahead-dev',
+      3 => 'path-typeahead',
+    ),
+    'disk' => '/rsrc/js/application/owners/OwnersPathEditor.js',
+  ),
   'javelin-magical-init' =>
   array(
     'uri' => '/res/76614f84/rsrc/js/javelin/init.dev.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/init.dev.js',
   ),
   'javelin-init-prod' =>
   array(
     'uri' => '/res/1267c868/rsrc/js/javelin/init.min.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/init.min.js',
   ),
   'javelin-lib-dev' =>
   array(
     'uri' => '/res/a0e7a5e9/rsrc/js/javelin/javelin.dev.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/javelin.dev.js',
   ),
   'javelin-lib-prod' =>
   array(
     'uri' => '/res/2f2b3b2e/rsrc/js/javelin/javelin.min.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/javelin.min.js',
   ),
   'javelin-typeahead-dev' =>
   array(
     'uri' => '/res/6de6ae59/rsrc/js/javelin/typeahead.dev.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/typeahead.dev.js',
   ),
   'javelin-typeahead-prod' =>
   array(
     'uri' => '/res/69d5fad1/rsrc/js/javelin/typeahead.min.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/typeahead.min.js',
   ),
   'javelin-workflow-dev' =>
   array(
     'uri' => '/res/c6b17f93/rsrc/js/javelin/workflow.dev.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/workflow.dev.js',
   ),
   'javelin-workflow-prod' =>
   array(
     'uri' => '/res/b758e0a0/rsrc/js/javelin/workflow.min.js',
     'type' => 'js',
     'requires' =>
     array(
     ),
     'disk' => '/rsrc/js/javelin/workflow.min.js',
   ),
 ), array (
   'packages' =>
   array (
-    'ce1b9ed3' =>
+    'e3ec35d7' =>
     array (
       'name' => 'core.pkg.css',
       'symbols' =>
       array (
         0 => 'phabricator-core-css',
         1 => 'phabricator-core-buttons-css',
         2 => 'phabricator-standard-page-view',
         3 => 'aphront-dialog-view-css',
         4 => 'aphront-form-view-css',
         5 => 'aphront-panel-view-css',
         6 => 'aphront-side-nav-view-css',
         7 => 'aphront-table-view-css',
         8 => 'aphront-crumbs-view-css',
         9 => 'aphront-tokenizer-control-css',
         10 => 'aphront-typeahead-control-css',
         11 => 'phabricator-directory-css',
         12 => 'phabricator-remarkup-css',
         13 => 'syntax-highlighting-css',
       ),
-      'uri' => '/res/pkg/ce1b9ed3/core.pkg.css',
+      'uri' => '/res/pkg/e3ec35d7/core.pkg.css',
       'type' => 'css',
     ),
     '76f3c1f8' =>
     array (
       'name' => 'differential.pkg.css',
       'symbols' =>
       array (
         0 => 'differential-core-view-css',
         1 => 'differential-changeset-view-css',
         2 => 'differential-revision-detail-css',
         3 => 'differential-revision-history-css',
         4 => 'differential-table-of-contents-css',
         5 => 'differential-revision-comment-css',
         6 => 'differential-revision-add-comment-css',
         7 => 'differential-revision-comment-list-css',
       ),
       'uri' => '/res/pkg/76f3c1f8/differential.pkg.css',
       'type' => 'css',
     ),
     '30d594cf' =>
     array (
       'name' => 'differential.pkg.js',
       'symbols' =>
       array (
         0 => 'javelin-behavior-differential-feedback-preview',
         1 => 'javelin-behavior-differential-edit-inline-comments',
         2 => 'javelin-behavior-differential-populate',
         3 => 'javelin-behavior-differential-show-more',
         4 => 'javelin-behavior-differential-diff-radios',
       ),
       'uri' => '/res/pkg/30d594cf/differential.pkg.js',
       'type' => 'js',
     ),
     'eadf6ec3' =>
     array (
       'name' => 'diffusion.pkg.css',
       'symbols' =>
       array (
         0 => 'diffusion-commit-view-css',
       ),
       'uri' => '/res/pkg/eadf6ec3/diffusion.pkg.css',
       'type' => 'css',
     ),
   ),
   'reverse' =>
   array (
-    'phabricator-core-css' => 'ce1b9ed3',
-    'phabricator-core-buttons-css' => 'ce1b9ed3',
-    'phabricator-standard-page-view' => 'ce1b9ed3',
-    'aphront-dialog-view-css' => 'ce1b9ed3',
-    'aphront-form-view-css' => 'ce1b9ed3',
-    'aphront-panel-view-css' => 'ce1b9ed3',
-    'aphront-side-nav-view-css' => 'ce1b9ed3',
-    'aphront-table-view-css' => 'ce1b9ed3',
-    'aphront-crumbs-view-css' => 'ce1b9ed3',
-    'aphront-tokenizer-control-css' => 'ce1b9ed3',
-    'aphront-typeahead-control-css' => 'ce1b9ed3',
-    'phabricator-directory-css' => 'ce1b9ed3',
-    'phabricator-remarkup-css' => 'ce1b9ed3',
-    'syntax-highlighting-css' => 'ce1b9ed3',
+    'phabricator-core-css' => 'e3ec35d7',
+    'phabricator-core-buttons-css' => 'e3ec35d7',
+    'phabricator-standard-page-view' => 'e3ec35d7',
+    'aphront-dialog-view-css' => 'e3ec35d7',
+    'aphront-form-view-css' => 'e3ec35d7',
+    'aphront-panel-view-css' => 'e3ec35d7',
+    'aphront-side-nav-view-css' => 'e3ec35d7',
+    'aphront-table-view-css' => 'e3ec35d7',
+    'aphront-crumbs-view-css' => 'e3ec35d7',
+    'aphront-tokenizer-control-css' => 'e3ec35d7',
+    'aphront-typeahead-control-css' => 'e3ec35d7',
+    'phabricator-directory-css' => 'e3ec35d7',
+    'phabricator-remarkup-css' => 'e3ec35d7',
+    'syntax-highlighting-css' => 'e3ec35d7',
     'differential-core-view-css' => '76f3c1f8',
     'differential-changeset-view-css' => '76f3c1f8',
     'differential-revision-detail-css' => '76f3c1f8',
     'differential-revision-history-css' => '76f3c1f8',
     'differential-table-of-contents-css' => '76f3c1f8',
     'differential-revision-comment-css' => '76f3c1f8',
     'differential-revision-add-comment-css' => '76f3c1f8',
     'differential-revision-comment-list-css' => '76f3c1f8',
     'javelin-behavior-differential-feedback-preview' => '30d594cf',
     'javelin-behavior-differential-edit-inline-comments' => '30d594cf',
     'javelin-behavior-differential-populate' => '30d594cf',
     'javelin-behavior-differential-show-more' => '30d594cf',
     'javelin-behavior-differential-diff-radios' => '30d594cf',
     'diffusion-commit-view-css' => 'eadf6ec3',
   ),
 ));
diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
index 790bce9fc7..e8d4a40a1d 100644
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -1,767 +1,773 @@
 <?php
 
 /**
  * This file is automatically generated. Use 'phutil_mapper.php' to rebuild it.
  * @generated
  */
 
 phutil_register_library_map(array(
   'class' =>
   array(
     'Aphront400Response' => 'aphront/response/400',
     'Aphront404Response' => 'aphront/response/404',
     'AphrontAjaxResponse' => 'aphront/response/ajax',
     'AphrontApplicationConfiguration' => 'aphront/applicationconfiguration',
     'AphrontController' => 'aphront/controller',
     'AphrontCrumbsView' => 'view/layout/crumbs',
     'AphrontDatabaseConnection' => 'storage/connection/base',
     'AphrontDefaultApplicationConfiguration' => 'aphront/default/configuration',
     'AphrontDefaultApplicationController' => 'aphront/default/controller',
     'AphrontDialogResponse' => 'aphront/response/dialog',
     'AphrontDialogView' => 'view/dialog',
     'AphrontErrorView' => 'view/form/error',
     'AphrontException' => 'aphront/exception/base',
     'AphrontFileResponse' => 'aphront/response/file',
     'AphrontFormCheckboxControl' => 'view/form/control/checkbox',
     'AphrontFormControl' => 'view/form/control/base',
     'AphrontFormDividerControl' => 'view/form/control/divider',
     'AphrontFormFileControl' => 'view/form/control/file',
     'AphrontFormMarkupControl' => 'view/form/control/markup',
     'AphrontFormPasswordControl' => 'view/form/control/password',
     'AphrontFormRecaptchaControl' => 'view/form/control/recaptcha',
     'AphrontFormSelectControl' => 'view/form/control/select',
     'AphrontFormStaticControl' => 'view/form/control/static',
     'AphrontFormSubmitControl' => 'view/form/control/submit',
     'AphrontFormTextAreaControl' => 'view/form/control/textarea',
     'AphrontFormTextControl' => 'view/form/control/text',
     'AphrontFormToggleButtonsControl' => 'view/form/control/togglebuttons',
     'AphrontFormTokenizerControl' => 'view/form/control/tokenizer',
     'AphrontFormView' => 'view/form/base',
     'AphrontHeadsupActionListView' => 'view/layout/headsup/actionlist',
     'AphrontHeadsupActionView' => 'view/layout/headsup/action',
     'AphrontListFilterView' => 'view/layout/listfilter',
     'AphrontMySQLDatabaseConnection' => 'storage/connection/mysql',
     'AphrontNullView' => 'view/null',
     'AphrontPageView' => 'view/page/base',
     'AphrontPagerView' => 'view/control/pager',
     'AphrontPanelView' => 'view/layout/panel',
     'AphrontQueryConnectionException' => 'storage/exception/connection',
     'AphrontQueryConnectionLostException' => 'storage/exception/connectionlost',
     'AphrontQueryCountException' => 'storage/exception/count',
     'AphrontQueryDuplicateKeyException' => 'storage/exception/duplicatekey',
     'AphrontQueryException' => 'storage/exception/base',
     'AphrontQueryObjectMissingException' => 'storage/exception/objectmissing',
     'AphrontQueryParameterException' => 'storage/exception/parameter',
     'AphrontQueryRecoverableException' => 'storage/exception/recoverable',
     'AphrontRedirectException' => 'aphront/exception/redirect',
     'AphrontRedirectResponse' => 'aphront/response/redirect',
     'AphrontRequest' => 'aphront/request',
     'AphrontRequestFailureView' => 'view/page/failure',
     'AphrontResponse' => 'aphront/response/base',
     'AphrontSideNavView' => 'view/layout/sidenav',
     'AphrontTableView' => 'view/control/table',
     'AphrontTokenizerTemplateView' => 'view/control/tokenizer',
+    'AphrontTypeaheadTemplateView' => 'view/control/typeahead',
     'AphrontURIMapper' => 'aphront/mapper',
     'AphrontView' => 'view/base',
     'AphrontWebpageResponse' => 'aphront/response/webpage',
     'CelerityAPI' => 'infrastructure/celerity/api',
     'CelerityResourceController' => 'infrastructure/celerity/controller',
     'CelerityResourceMap' => 'infrastructure/celerity/map',
     'CelerityStaticResourceResponse' => 'infrastructure/celerity/response',
     'ConduitAPIMethod' => 'applications/conduit/method/base',
     'ConduitAPIRequest' => 'applications/conduit/protocol/request',
     'ConduitAPI_conduit_connect_Method' => 'applications/conduit/method/conduit/connect',
     'ConduitAPI_conduit_ping_Method' => 'applications/conduit/method/conduit/ping',
     'ConduitAPI_daemon_launched_Method' => 'applications/conduit/method/daemon/launched',
     'ConduitAPI_daemon_log_Method' => 'applications/conduit/method/daemon/log',
     'ConduitAPI_differential_creatediff_Method' => 'applications/conduit/method/differential/creatediff',
     'ConduitAPI_differential_createrevision_Method' => 'applications/conduit/method/differential/createrevision',
     'ConduitAPI_differential_find_Method' => 'applications/conduit/method/differential/find',
     'ConduitAPI_differential_getcommitmessage_Method' => 'applications/conduit/method/differential/getcommitmessage',
     'ConduitAPI_differential_getcommitpaths_Method' => 'applications/conduit/method/differential/getcommitpaths',
     'ConduitAPI_differential_getdiff_Method' => 'applications/conduit/method/differential/getdiff',
     'ConduitAPI_differential_markcommitted_Method' => 'applications/conduit/method/differential/markcommitted',
     'ConduitAPI_differential_parsecommitmessage_Method' => 'applications/conduit/method/differential/parsecommitmessage',
     'ConduitAPI_differential_setdiffproperty_Method' => 'applications/conduit/method/differential/setdiffproperty',
     'ConduitAPI_differential_updaterevision_Method' => 'applications/conduit/method/differential/updaterevision',
     'ConduitAPI_file_upload_Method' => 'applications/conduit/method/file/upload',
     'ConduitAPI_user_find_Method' => 'applications/conduit/method/user/find',
     'ConduitException' => 'applications/conduit/protocol/exception',
     'DarkConsole' => 'aphront/console/api',
     'DarkConsoleConfigPlugin' => 'aphront/console/plugin/config',
     'DarkConsoleController' => 'aphront/console/controller',
     'DarkConsoleCore' => 'aphront/console/core',
     'DarkConsoleErrorLogPlugin' => 'aphront/console/plugin/errorlog',
     'DarkConsoleErrorLogPluginAPI' => 'aphront/console/plugin/errorlog/api',
     'DarkConsolePlugin' => 'aphront/console/plugin/base',
     'DarkConsoleRequestPlugin' => 'aphront/console/plugin/request',
     'DarkConsoleServicesPlugin' => 'aphront/console/plugin/services',
     'DarkConsoleServicesPluginAPI' => 'aphront/console/plugin/services/api',
     'DarkConsoleXHProfPlugin' => 'aphront/console/plugin/xhprof',
     'DarkConsoleXHProfPluginAPI' => 'aphront/console/plugin/xhprof/api',
     'DifferentialAction' => 'applications/differential/constants/action',
     'DifferentialAddCommentView' => 'applications/differential/view/addcomment',
     'DifferentialAttachController' => 'applications/differential/controller/attach',
     'DifferentialCCWelcomeMail' => 'applications/differential/mail/ccwelcome',
     'DifferentialChangeType' => 'applications/differential/constants/changetype',
     'DifferentialChangeset' => 'applications/differential/storage/changeset',
     'DifferentialChangesetDetailView' => 'applications/differential/view/changesetdetailview',
     'DifferentialChangesetListView' => 'applications/differential/view/changesetlistview',
     'DifferentialChangesetParser' => 'applications/differential/parser/changeset',
     'DifferentialChangesetViewController' => 'applications/differential/controller/changesetview',
     'DifferentialComment' => 'applications/differential/storage/comment',
     'DifferentialCommentEditor' => 'applications/differential/editor/comment',
     'DifferentialCommentMail' => 'applications/differential/mail/comment',
     'DifferentialCommentPreviewController' => 'applications/differential/controller/commentpreview',
     'DifferentialCommentSaveController' => 'applications/differential/controller/commentsave',
     'DifferentialCommitMessage' => 'applications/differential/parser/commitmessage',
     'DifferentialCommitMessageData' => 'applications/differential/data/commitmessage',
     'DifferentialCommitMessageParserException' => 'applications/differential/parser/commitmessage/exception',
     'DifferentialController' => 'applications/differential/controller/base',
     'DifferentialDAO' => 'applications/differential/storage/base',
     'DifferentialDiff' => 'applications/differential/storage/diff',
     'DifferentialDiffContentMail' => 'applications/differential/mail/diffcontent',
     'DifferentialDiffCreateController' => 'applications/differential/controller/diffcreate',
     'DifferentialDiffProperty' => 'applications/differential/storage/diffproperty',
     'DifferentialDiffTableOfContentsView' => 'applications/differential/view/difftableofcontents',
     'DifferentialDiffViewController' => 'applications/differential/controller/diffview',
     'DifferentialHunk' => 'applications/differential/storage/hunk',
     'DifferentialInlineComment' => 'applications/differential/storage/inlinecomment',
     'DifferentialInlineCommentEditController' => 'applications/differential/controller/inlinecommentedit',
     'DifferentialInlineCommentPreviewController' => 'applications/differential/controller/inlinecommentpreview',
     'DifferentialInlineCommentView' => 'applications/differential/view/inlinecomment',
     'DifferentialLintStatus' => 'applications/differential/constants/lintstatus',
     'DifferentialMail' => 'applications/differential/mail/base',
     'DifferentialMarkupEngineFactory' => 'applications/differential/parser/markup',
     'DifferentialNewDiffMail' => 'applications/differential/mail/newdiff',
     'DifferentialReviewRequestMail' => 'applications/differential/mail/reviewrequest',
     'DifferentialRevision' => 'applications/differential/storage/revision',
     'DifferentialRevisionCommentListView' => 'applications/differential/view/revisioncommentlist',
     'DifferentialRevisionCommentView' => 'applications/differential/view/revisioncomment',
     'DifferentialRevisionControlSystem' => 'applications/differential/constants/revisioncontrolsystem',
     'DifferentialRevisionDetailView' => 'applications/differential/view/revisiondetail',
     'DifferentialRevisionEditController' => 'applications/differential/controller/revisionedit',
     'DifferentialRevisionEditor' => 'applications/differential/editor/revision',
     'DifferentialRevisionListController' => 'applications/differential/controller/revisionlist',
     'DifferentialRevisionListData' => 'applications/differential/data/revisionlist',
     'DifferentialRevisionStatus' => 'applications/differential/constants/revisionstatus',
     'DifferentialRevisionUpdateHistoryView' => 'applications/differential/view/revisionupdatehistory',
     'DifferentialRevisionViewController' => 'applications/differential/controller/revisionview',
     'DifferentialSubscribeController' => 'applications/differential/controller/subscribe',
     'DifferentialUnitStatus' => 'applications/differential/constants/unitstatus',
     'DiffusionBranchInformation' => 'applications/diffusion/data/branch',
     'DiffusionBranchQuery' => 'applications/diffusion/query/branch/base',
     'DiffusionBranchTableView' => 'applications/diffusion/view/branchtable',
     'DiffusionBrowseController' => 'applications/diffusion/controller/browse',
     'DiffusionBrowseFileController' => 'applications/diffusion/controller/file',
     'DiffusionBrowseQuery' => 'applications/diffusion/query/browse/base',
     'DiffusionBrowseTableView' => 'applications/diffusion/view/browsetable',
     'DiffusionChangeController' => 'applications/diffusion/controller/change',
     'DiffusionCommitChangeTableView' => 'applications/diffusion/view/commitchangetable',
     'DiffusionCommitController' => 'applications/diffusion/controller/commit',
     'DiffusionController' => 'applications/diffusion/controller/base',
     'DiffusionDiffController' => 'applications/diffusion/controller/diff',
     'DiffusionDiffQuery' => 'applications/diffusion/query/diff/base',
     'DiffusionFileContent' => 'applications/diffusion/data/filecontent',
     'DiffusionFileContentQuery' => 'applications/diffusion/query/filecontent/base',
     'DiffusionGitBranchQuery' => 'applications/diffusion/query/branch/git',
     'DiffusionGitBrowseQuery' => 'applications/diffusion/query/browse/git',
     'DiffusionGitDiffQuery' => 'applications/diffusion/query/diff/git',
     'DiffusionGitFileContentQuery' => 'applications/diffusion/query/filecontent/git',
     'DiffusionGitHistoryQuery' => 'applications/diffusion/query/history/git',
     'DiffusionGitLastModifiedQuery' => 'applications/diffusion/query/lastmodified/git',
     'DiffusionGitPathIDQuery' => 'applications/diffusion/query/pathid/base',
     'DiffusionGitRequest' => 'applications/diffusion/request/git',
     'DiffusionHistoryController' => 'applications/diffusion/controller/history',
     'DiffusionHistoryQuery' => 'applications/diffusion/query/history/base',
     'DiffusionHistoryTableView' => 'applications/diffusion/view/historytable',
     'DiffusionHomeController' => 'applications/diffusion/controller/home',
     'DiffusionLastModifiedController' => 'applications/diffusion/controller/lastmodified',
     'DiffusionLastModifiedQuery' => 'applications/diffusion/query/lastmodified/base',
     'DiffusionPathChange' => 'applications/diffusion/data/pathchange',
     'DiffusionPathChangeQuery' => 'applications/diffusion/query/pathchange/base',
+    'DiffusionPathCompleteController' => 'applications/diffusion/controller/pathcomplete',
+    'DiffusionPathValidateController' => 'applications/diffusion/controller/pathvalidate',
     'DiffusionRepositoryController' => 'applications/diffusion/controller/repository',
     'DiffusionRepositoryPath' => 'applications/diffusion/data/repositorypath',
     'DiffusionRequest' => 'applications/diffusion/request/base',
     'DiffusionSvnBrowseQuery' => 'applications/diffusion/query/browse/svn',
     'DiffusionSvnDiffQuery' => 'applications/diffusion/query/diff/svn',
     'DiffusionSvnFileContentQuery' => 'applications/diffusion/query/filecontent/svn',
     'DiffusionSvnHistoryQuery' => 'applications/diffusion/query/history/svn',
     'DiffusionSvnLastModifiedQuery' => 'applications/diffusion/query/lastmodified/svn',
     'DiffusionSvnRequest' => 'applications/diffusion/request/svn',
     'DiffusionView' => 'applications/diffusion/view/base',
     'HeraldAction' => 'applications/herald/storage/action',
     'HeraldActionConfig' => 'applications/herald/config/action',
     'HeraldApplyTranscript' => 'applications/herald/storage/transcript/apply',
     'HeraldCondition' => 'applications/herald/storage/condition',
     'HeraldConditionConfig' => 'applications/herald/config/condition',
     'HeraldConditionTranscript' => 'applications/herald/storage/transcript/condition',
     'HeraldContentTypeConfig' => 'applications/herald/config/contenttype',
     'HeraldController' => 'applications/herald/controller/base',
     'HeraldDAO' => 'applications/herald/storage/base',
     'HeraldDeleteController' => 'applications/herald/controller/delete',
     'HeraldDifferentialRevisionAdapter' => 'applications/herald/adapter/differential',
     'HeraldDryRunAdapter' => 'applications/herald/adapter/dryrun',
     'HeraldEffect' => 'applications/herald/engine/effect',
     'HeraldEngine' => 'applications/herald/engine/engine',
     'HeraldFieldConfig' => 'applications/herald/config/field',
     'HeraldHomeController' => 'applications/herald/controller/home',
     'HeraldInvalidConditionException' => 'applications/herald/engine/engine/exception',
     'HeraldInvalidFieldException' => 'applications/herald/engine/engine/exception',
     'HeraldNewController' => 'applications/herald/controller/new',
     'HeraldObjectAdapter' => 'applications/herald/adapter/base',
     'HeraldObjectTranscript' => 'applications/herald/storage/transcript/object',
     'HeraldRecursiveConditionsException' => 'applications/herald/engine/engine/exception',
     'HeraldRule' => 'applications/herald/storage/rule',
     'HeraldRuleController' => 'applications/herald/controller/rule',
     'HeraldRuleTranscript' => 'applications/herald/storage/transcript/rule',
     'HeraldTestConsoleController' => 'applications/herald/controller/test',
     'HeraldTranscript' => 'applications/herald/storage/transcript/base',
     'HeraldTranscriptController' => 'applications/herald/controller/transcript',
     'HeraldTranscriptListController' => 'applications/herald/controller/transcriptlist',
     'HeraldValueTypeConfig' => 'applications/herald/config/valuetype',
     'Javelin' => 'infrastructure/javelin/api',
     'LiskDAO' => 'storage/lisk/dao',
     'ManiphestController' => 'applications/maniphest/controller/base',
     'ManiphestDAO' => 'applications/maniphest/storage/base',
     'ManiphestTask' => 'applications/maniphest/storage/task',
     'ManiphestTaskDetailController' => 'applications/maniphest/controller/taskdetail',
     'ManiphestTaskEditController' => 'applications/maniphest/controller/taskedit',
     'ManiphestTaskListController' => 'applications/maniphest/controller/tasklist',
     'ManiphestTaskListView' => 'applications/maniphest/view/tasklist',
     'ManiphestTaskPriority' => 'applications/maniphest/constants/priority',
     'ManiphestTaskSelectorSearchController' => 'applications/maniphest/controller/taskselectorsearch',
     'ManiphestTaskStatus' => 'applications/maniphest/constants/status',
     'ManiphestTaskSummaryView' => 'applications/maniphest/view/tasksummary',
     'ManiphestTransaction' => 'applications/maniphest/storage/transaction',
     'ManiphestTransactionDetailView' => 'applications/maniphest/view/transactiondetail',
     'ManiphestTransactionEditor' => 'applications/maniphest/editor/transaction',
     'ManiphestTransactionListView' => 'applications/maniphest/view/transactionlist',
     'ManiphestTransactionSaveController' => 'applications/maniphest/controller/transactionsave',
     'ManiphestTransactionType' => 'applications/maniphest/constants/transactiontype',
     'Phabricator404Controller' => 'applications/base/controller/404',
     'PhabricatorAuthController' => 'applications/auth/controller/base',
     'PhabricatorConduitAPIController' => 'applications/conduit/controller/api',
     'PhabricatorConduitConnectionLog' => 'applications/conduit/storage/connectionlog',
     'PhabricatorConduitConsoleController' => 'applications/conduit/controller/console',
     'PhabricatorConduitController' => 'applications/conduit/controller/base',
     'PhabricatorConduitDAO' => 'applications/conduit/storage/base',
     'PhabricatorConduitLogController' => 'applications/conduit/controller/log',
     'PhabricatorConduitMethodCallLog' => 'applications/conduit/storage/methodcalllog',
     'PhabricatorController' => 'applications/base/controller/base',
     'PhabricatorDaemon' => 'infrastructure/daemon/base',
     'PhabricatorDaemonConsoleController' => 'applications/daemon/controller/console',
     'PhabricatorDaemonControl' => 'infrastructure/daemon/control',
     'PhabricatorDaemonController' => 'applications/daemon/controller/base',
     'PhabricatorDaemonDAO' => 'infrastructure/daemon/storage/base',
     'PhabricatorDaemonLog' => 'infrastructure/daemon/storage/log',
     'PhabricatorDaemonLogEvent' => 'infrastructure/daemon/storage/event',
     'PhabricatorDaemonLogViewController' => 'applications/daemon/controller/logview',
     'PhabricatorDaemonReference' => 'infrastructure/daemon/control/reference',
     'PhabricatorDaemonTimelineConsoleController' => 'applications/daemon/controller/timeline',
     'PhabricatorDaemonTimelineEventController' => 'applications/daemon/controller/timelineevent',
     'PhabricatorDirectoryCategory' => 'applications/directory/storage/category',
     'PhabricatorDirectoryCategoryDeleteController' => 'applications/directory/controller/categorydelete',
     'PhabricatorDirectoryCategoryEditController' => 'applications/directory/controller/categoryedit',
     'PhabricatorDirectoryCategoryListController' => 'applications/directory/controller/categorylist',
     'PhabricatorDirectoryController' => 'applications/directory/controller/base',
     'PhabricatorDirectoryDAO' => 'applications/directory/storage/base',
     'PhabricatorDirectoryItem' => 'applications/directory/storage/item',
     'PhabricatorDirectoryItemDeleteController' => 'applications/directory/controller/itemdelete',
     'PhabricatorDirectoryItemEditController' => 'applications/directory/controller/itemedit',
     'PhabricatorDirectoryItemListController' => 'applications/directory/controller/itemlist',
     'PhabricatorDirectoryMainController' => 'applications/directory/controller/main',
     'PhabricatorDraft' => 'applications/draft/storage/draft',
     'PhabricatorDraftDAO' => 'applications/draft/storage/base',
     'PhabricatorEditPreferencesController' => 'applications/preferences/controller/edit',
     'PhabricatorEmailLoginController' => 'applications/auth/controller/email',
     'PhabricatorEmailTokenController' => 'applications/auth/controller/emailtoken',
     'PhabricatorEnv' => 'infrastructure/env',
     'PhabricatorFile' => 'applications/files/storage/file',
     'PhabricatorFileController' => 'applications/files/controller/base',
     'PhabricatorFileDAO' => 'applications/files/storage/base',
     'PhabricatorFileListController' => 'applications/files/controller/list',
     'PhabricatorFileStorageBlob' => 'applications/files/storage/storageblob',
     'PhabricatorFileURI' => 'applications/files/uri',
     'PhabricatorFileUploadController' => 'applications/files/controller/upload',
     'PhabricatorFileViewController' => 'applications/files/controller/view',
     'PhabricatorGoodForNothingWorker' => 'infrastructure/daemon/workers/worker/goodfornothing',
     'PhabricatorHandleObjectSelectorDataView' => 'applications/phid/handle/view/selector',
     'PhabricatorLiskDAO' => 'applications/base/storage/lisk',
     'PhabricatorLoginController' => 'applications/auth/controller/login',
     'PhabricatorLogoutController' => 'applications/auth/controller/logout',
     'PhabricatorMailImplementationAdapter' => 'applications/metamta/adapter/base',
     'PhabricatorMailImplementationAmazonSESAdapter' => 'applications/metamta/adapter/amazonses',
     'PhabricatorMailImplementationPHPMailerLiteAdapter' => 'applications/metamta/adapter/phpmailerlite',
     'PhabricatorMetaMTAController' => 'applications/metamta/controller/base',
     'PhabricatorMetaMTADAO' => 'applications/metamta/storage/base',
     'PhabricatorMetaMTADaemon' => 'applications/metamta/daemon/mta',
     'PhabricatorMetaMTAListController' => 'applications/metamta/controller/list',
     'PhabricatorMetaMTAMail' => 'applications/metamta/storage/mail',
     'PhabricatorMetaMTAMailingList' => 'applications/metamta/storage/mailinglist',
     'PhabricatorMetaMTAMailingListEditController' => 'applications/metamta/controller/mailinglistedit',
     'PhabricatorMetaMTAMailingListsController' => 'applications/metamta/controller/mailinglists',
     'PhabricatorMetaMTASendController' => 'applications/metamta/controller/send',
     'PhabricatorMetaMTAViewController' => 'applications/metamta/controller/view',
     'PhabricatorOAuthDefaultRegistrationController' => 'applications/auth/controller/oauthregistration/default',
     'PhabricatorOAuthDiagnosticsController' => 'applications/auth/controller/oauthdiagnostics',
     'PhabricatorOAuthFailureView' => 'applications/auth/view/oauthfailure',
     'PhabricatorOAuthLoginController' => 'applications/auth/controller/oauth',
     'PhabricatorOAuthProvider' => 'applications/auth/oauth/provider/base',
     'PhabricatorOAuthProviderFacebook' => 'applications/auth/oauth/provider/facebook',
     'PhabricatorOAuthProviderGithub' => 'applications/auth/oauth/provider/github',
     'PhabricatorOAuthRegistrationController' => 'applications/auth/controller/oauthregistration/base',
     'PhabricatorOAuthUnlinkController' => 'applications/auth/controller/unlink',
     'PhabricatorObjectHandle' => 'applications/phid/handle',
     'PhabricatorObjectHandleData' => 'applications/phid/handle/data',
     'PhabricatorObjectSelectorDialog' => 'view/control/objectselector',
     'PhabricatorOwnersController' => 'applications/owners/controller/base',
     'PhabricatorOwnersDAO' => 'applications/owners/storage/base',
     'PhabricatorOwnersDetailController' => 'applications/owners/controller/detail',
     'PhabricatorOwnersListController' => 'applications/owners/controller/list',
     'PhabricatorOwnersOwner' => 'applications/owners/storage/owner',
     'PhabricatorOwnersPackage' => 'applications/owners/storage/package',
     'PhabricatorOwnersPath' => 'applications/owners/storage/path',
     'PhabricatorPHID' => 'applications/phid/storage/phid',
     'PhabricatorPHIDAllocateController' => 'applications/phid/controller/allocate',
     'PhabricatorPHIDConstants' => 'applications/phid/constants',
     'PhabricatorPHIDController' => 'applications/phid/controller/base',
     'PhabricatorPHIDDAO' => 'applications/phid/storage/base',
     'PhabricatorPHIDListController' => 'applications/phid/controller/list',
     'PhabricatorPHIDLookupController' => 'applications/phid/controller/lookup',
     'PhabricatorPeopleController' => 'applications/people/controller/base',
     'PhabricatorPeopleEditController' => 'applications/people/controller/edit',
     'PhabricatorPeopleListController' => 'applications/people/controller/list',
     'PhabricatorPeopleProfileController' => 'applications/people/controller/profile',
     'PhabricatorPeopleProfileEditController' => 'applications/people/controller/profileedit',
     'PhabricatorPreferencesController' => 'applications/preferences/controller/base',
     'PhabricatorProject' => 'applications/project/storage/project',
     'PhabricatorProjectAffiliation' => 'applications/project/storage/affiliation',
     'PhabricatorProjectAffiliationEditController' => 'applications/project/controller/editaffiliation',
     'PhabricatorProjectController' => 'applications/project/controller/base',
     'PhabricatorProjectDAO' => 'applications/project/storage/base',
     'PhabricatorProjectEditController' => 'applications/project/controller/edit',
     'PhabricatorProjectListController' => 'applications/project/controller/list',
     'PhabricatorProjectProfile' => 'applications/project/storage/profile',
     'PhabricatorProjectProfileController' => 'applications/project/controller/profile',
     'PhabricatorRemarkupRuleDifferential' => 'infrastructure/markup/remarkup/markuprule/differential',
     'PhabricatorRemarkupRuleManiphest' => 'infrastructure/markup/remarkup/markuprule/maniphest',
     'PhabricatorRepository' => 'applications/repository/storage/repository',
     'PhabricatorRepositoryCommit' => 'applications/repository/storage/commit',
     'PhabricatorRepositoryCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/base',
     'PhabricatorRepositoryCommitData' => 'applications/repository/storage/commitdata',
     'PhabricatorRepositoryCommitDiscoveryDaemon' => 'applications/repository/daemon/commitdiscovery/base',
     'PhabricatorRepositoryCommitMessageDetailParser' => 'applications/repository/parser/base',
     'PhabricatorRepositoryCommitMessageParserWorker' => 'applications/repository/worker/commitmessageparser/base',
     'PhabricatorRepositoryCommitParserWorker' => 'applications/repository/worker/base',
     'PhabricatorRepositoryCommitTaskDaemon' => 'applications/repository/daemon/committask',
     'PhabricatorRepositoryController' => 'applications/repository/controller/base',
     'PhabricatorRepositoryCreateController' => 'applications/repository/controller/create',
     'PhabricatorRepositoryDAO' => 'applications/repository/storage/base',
     'PhabricatorRepositoryDaemon' => 'applications/repository/daemon/base',
     'PhabricatorRepositoryDefaultCommitMessageDetailParser' => 'applications/repository/parser/default',
     'PhabricatorRepositoryEditController' => 'applications/repository/controller/edit',
     'PhabricatorRepositoryGitCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/git',
     'PhabricatorRepositoryGitCommitDiscoveryDaemon' => 'applications/repository/daemon/commitdiscovery/git',
     'PhabricatorRepositoryGitCommitMessageParserWorker' => 'applications/repository/worker/commitmessageparser/git',
     'PhabricatorRepositoryGitFetchDaemon' => 'applications/repository/daemon/gitfetch',
     'PhabricatorRepositoryGitHubNotification' => 'applications/repository/storage/githubnotification',
     'PhabricatorRepositoryGitHubPostReceiveController' => 'applications/repository/controller/github-post-receive',
     'PhabricatorRepositoryListController' => 'applications/repository/controller/list',
     'PhabricatorRepositoryShortcut' => 'applications/repository/storage/shortcut',
     'PhabricatorRepositorySvnCommitChangeParserWorker' => 'applications/repository/worker/commitchangeparser/svn',
     'PhabricatorRepositorySvnCommitDiscoveryDaemon' => 'applications/repository/daemon/commitdiscovery/svn',
     'PhabricatorRepositorySvnCommitMessageParserWorker' => 'applications/repository/worker/commitmessageparser/svn',
     'PhabricatorRepositoryType' => 'applications/repository/constants/repositorytype',
     'PhabricatorSearchAbstractDocument' => 'applications/search/index/abstractdocument',
     'PhabricatorSearchBaseController' => 'applications/search/controller/base',
     'PhabricatorSearchController' => 'applications/search/controller/search',
     'PhabricatorSearchDAO' => 'applications/search/storage/base',
     'PhabricatorSearchDifferentialIndexer' => 'applications/search/index/indexer/differential',
     'PhabricatorSearchDocument' => 'applications/search/storage/document/document',
     'PhabricatorSearchDocumentField' => 'applications/search/storage/document/field',
     'PhabricatorSearchDocumentIndexer' => 'applications/search/index/indexer/base',
     'PhabricatorSearchDocumentRelationship' => 'applications/search/storage/document/relationship',
     'PhabricatorSearchExecutor' => 'applications/search/execute/base',
     'PhabricatorSearchField' => 'applications/search/constants/field',
     'PhabricatorSearchManiphestIndexer' => 'applications/search/index/indexer/maniphest',
     'PhabricatorSearchMySQLExecutor' => 'applications/search/execute/mysql',
     'PhabricatorSearchQuery' => 'applications/search/storage/query',
     'PhabricatorSearchRelationship' => 'applications/search/constants/relationship',
     'PhabricatorStandardPageView' => 'view/page/standard',
     'PhabricatorTaskmasterDaemon' => 'infrastructure/daemon/workers/taskmaster',
     'PhabricatorTimelineCursor' => 'infrastructure/daemon/timeline/storage/cursor',
     'PhabricatorTimelineDAO' => 'infrastructure/daemon/timeline/storage/base',
     'PhabricatorTimelineEvent' => 'infrastructure/daemon/timeline/storage/event',
     'PhabricatorTimelineEventData' => 'infrastructure/daemon/timeline/storage/eventdata',
     'PhabricatorTimelineIterator' => 'infrastructure/daemon/timeline/cursor/iterator',
     'PhabricatorTypeaheadCommonDatasourceController' => 'applications/typeahead/controller/common',
     'PhabricatorTypeaheadDatasourceController' => 'applications/typeahead/controller/base',
     'PhabricatorUIExample' => 'applications/uiexample/examples/base',
     'PhabricatorUIExampleController' => 'applications/uiexample/controller/base',
     'PhabricatorUIExampleRenderController' => 'applications/uiexample/controller/render',
     'PhabricatorUIListFilterExample' => 'applications/uiexample/examples/listfilter',
     'PhabricatorUIPagerExample' => 'applications/uiexample/examples/pager',
     'PhabricatorUser' => 'applications/people/storage/user',
     'PhabricatorUserDAO' => 'applications/people/storage/base',
     'PhabricatorUserOAuthInfo' => 'applications/people/storage/useroauthinfo',
     'PhabricatorUserPreferences' => 'applications/people/storage/preferences',
     'PhabricatorUserProfile' => 'applications/people/storage/profile',
     'PhabricatorUserSettingsController' => 'applications/people/controller/settings',
     'PhabricatorWorker' => 'infrastructure/daemon/workers/worker',
     'PhabricatorWorkerDAO' => 'infrastructure/daemon/workers/storage/base',
     'PhabricatorWorkerTask' => 'infrastructure/daemon/workers/storage/task',
     'PhabricatorWorkerTaskData' => 'infrastructure/daemon/workers/storage/taskdata',
     'PhabricatorWorkerTaskDetailController' => 'applications/daemon/controller/workertaskdetail',
     'PhabricatorXHProfController' => 'applications/xhprof/controller/base',
     'PhabricatorXHProfProfileController' => 'applications/xhprof/controller/profile',
     'PhabricatorXHProfProfileSymbolView' => 'applications/xhprof/view/symbol',
     'PhabricatorXHProfProfileTopLevelView' => 'applications/xhprof/view/toplevel',
   ),
   'function' =>
   array(
     '_qsprintf_check_scalar_type' => 'storage/qsprintf',
     '_qsprintf_check_type' => 'storage/qsprintf',
     'celerity_generate_unique_node_id' => 'infrastructure/celerity/api',
     'celerity_register_resource_map' => 'infrastructure/celerity/map',
     'javelin_render_tag' => 'infrastructure/javelin/markup',
     'phabricator_format_relative_time' => 'view/utils',
     'phabricator_format_timestamp' => 'view/utils',
     'phabricator_format_units_generic' => 'view/utils',
     'phabricator_render_form' => 'infrastructure/javelin/markup',
     'qsprintf' => 'storage/qsprintf',
     'queryfx' => 'storage/queryfx',
     'queryfx_all' => 'storage/queryfx',
     'queryfx_one' => 'storage/queryfx',
     'require_celerity_resource' => 'infrastructure/celerity/api',
     'vqsprintf' => 'storage/qsprintf',
     'vqueryfx' => 'storage/queryfx',
     'vqueryfx_all' => 'storage/queryfx',
     'xsprintf_query' => 'storage/qsprintf',
   ),
   'requires_class' =>
   array(
     'Aphront400Response' => 'AphrontResponse',
     'Aphront404Response' => 'AphrontResponse',
     'AphrontAjaxResponse' => 'AphrontResponse',
     'AphrontCrumbsView' => 'AphrontView',
     'AphrontDefaultApplicationConfiguration' => 'AphrontApplicationConfiguration',
     'AphrontDefaultApplicationController' => 'AphrontController',
     'AphrontDialogResponse' => 'AphrontResponse',
     'AphrontDialogView' => 'AphrontView',
     'AphrontErrorView' => 'AphrontView',
     'AphrontFileResponse' => 'AphrontResponse',
     'AphrontFormCheckboxControl' => 'AphrontFormControl',
     'AphrontFormControl' => 'AphrontView',
     'AphrontFormDividerControl' => 'AphrontFormControl',
     'AphrontFormFileControl' => 'AphrontFormControl',
     'AphrontFormMarkupControl' => 'AphrontFormControl',
     'AphrontFormPasswordControl' => 'AphrontFormControl',
     'AphrontFormRecaptchaControl' => 'AphrontFormControl',
     'AphrontFormSelectControl' => 'AphrontFormControl',
     'AphrontFormStaticControl' => 'AphrontFormControl',
     'AphrontFormSubmitControl' => 'AphrontFormControl',
     'AphrontFormTextAreaControl' => 'AphrontFormControl',
     'AphrontFormTextControl' => 'AphrontFormControl',
     'AphrontFormToggleButtonsControl' => 'AphrontFormControl',
     'AphrontFormTokenizerControl' => 'AphrontFormControl',
     'AphrontFormView' => 'AphrontView',
     'AphrontHeadsupActionListView' => 'AphrontView',
     'AphrontHeadsupActionView' => 'AphrontView',
     'AphrontListFilterView' => 'AphrontView',
     'AphrontMySQLDatabaseConnection' => 'AphrontDatabaseConnection',
     'AphrontNullView' => 'AphrontView',
     'AphrontPageView' => 'AphrontView',
     'AphrontPagerView' => 'AphrontView',
     'AphrontPanelView' => 'AphrontView',
     'AphrontQueryConnectionException' => 'AphrontQueryException',
     'AphrontQueryConnectionLostException' => 'AphrontQueryRecoverableException',
     'AphrontQueryCountException' => 'AphrontQueryException',
     'AphrontQueryDuplicateKeyException' => 'AphrontQueryException',
     'AphrontQueryObjectMissingException' => 'AphrontQueryException',
     'AphrontQueryParameterException' => 'AphrontQueryException',
     'AphrontQueryRecoverableException' => 'AphrontQueryException',
     'AphrontRedirectException' => 'AphrontException',
     'AphrontRedirectResponse' => 'AphrontResponse',
     'AphrontRequestFailureView' => 'AphrontView',
     'AphrontSideNavView' => 'AphrontView',
     'AphrontTableView' => 'AphrontView',
     'AphrontTokenizerTemplateView' => 'AphrontView',
+    'AphrontTypeaheadTemplateView' => 'AphrontView',
     'AphrontWebpageResponse' => 'AphrontResponse',
     'CelerityResourceController' => 'AphrontController',
     'ConduitAPI_conduit_connect_Method' => 'ConduitAPIMethod',
     'ConduitAPI_conduit_ping_Method' => 'ConduitAPIMethod',
     'ConduitAPI_daemon_launched_Method' => 'ConduitAPIMethod',
     'ConduitAPI_daemon_log_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_creatediff_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_createrevision_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_find_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_getcommitmessage_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_getcommitpaths_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_getdiff_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_markcommitted_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_parsecommitmessage_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_setdiffproperty_Method' => 'ConduitAPIMethod',
     'ConduitAPI_differential_updaterevision_Method' => 'ConduitAPIMethod',
     'ConduitAPI_file_upload_Method' => 'ConduitAPIMethod',
     'ConduitAPI_user_find_Method' => 'ConduitAPIMethod',
     'DarkConsoleConfigPlugin' => 'DarkConsolePlugin',
     'DarkConsoleController' => 'PhabricatorController',
     'DarkConsoleErrorLogPlugin' => 'DarkConsolePlugin',
     'DarkConsoleRequestPlugin' => 'DarkConsolePlugin',
     'DarkConsoleServicesPlugin' => 'DarkConsolePlugin',
     'DarkConsoleXHProfPlugin' => 'DarkConsolePlugin',
     'DifferentialAddCommentView' => 'AphrontView',
     'DifferentialAttachController' => 'DifferentialController',
     'DifferentialCCWelcomeMail' => 'DifferentialReviewRequestMail',
     'DifferentialChangeset' => 'DifferentialDAO',
     'DifferentialChangesetDetailView' => 'AphrontView',
     'DifferentialChangesetListView' => 'AphrontView',
     'DifferentialChangesetViewController' => 'DifferentialController',
     'DifferentialComment' => 'DifferentialDAO',
     'DifferentialCommentMail' => 'DifferentialMail',
     'DifferentialCommentPreviewController' => 'DifferentialController',
     'DifferentialCommentSaveController' => 'DifferentialController',
     'DifferentialController' => 'PhabricatorController',
     'DifferentialDAO' => 'PhabricatorLiskDAO',
     'DifferentialDiff' => 'DifferentialDAO',
     'DifferentialDiffContentMail' => 'DifferentialMail',
     'DifferentialDiffCreateController' => 'DifferentialController',
     'DifferentialDiffProperty' => 'DifferentialDAO',
     'DifferentialDiffTableOfContentsView' => 'AphrontView',
     'DifferentialDiffViewController' => 'DifferentialController',
     'DifferentialHunk' => 'DifferentialDAO',
     'DifferentialInlineComment' => 'DifferentialDAO',
     'DifferentialInlineCommentEditController' => 'DifferentialController',
     'DifferentialInlineCommentPreviewController' => 'DifferentialController',
     'DifferentialInlineCommentView' => 'AphrontView',
     'DifferentialNewDiffMail' => 'DifferentialReviewRequestMail',
     'DifferentialReviewRequestMail' => 'DifferentialMail',
     'DifferentialRevision' => 'DifferentialDAO',
     'DifferentialRevisionCommentListView' => 'AphrontView',
     'DifferentialRevisionCommentView' => 'AphrontView',
     'DifferentialRevisionDetailView' => 'AphrontView',
     'DifferentialRevisionEditController' => 'DifferentialController',
     'DifferentialRevisionListController' => 'DifferentialController',
     'DifferentialRevisionUpdateHistoryView' => 'AphrontView',
     'DifferentialRevisionViewController' => 'DifferentialController',
     'DifferentialSubscribeController' => 'DifferentialController',
     'DiffusionBranchTableView' => 'DiffusionView',
     'DiffusionBrowseController' => 'DiffusionController',
     'DiffusionBrowseFileController' => 'DiffusionController',
     'DiffusionBrowseTableView' => 'DiffusionView',
     'DiffusionChangeController' => 'DiffusionController',
     'DiffusionCommitChangeTableView' => 'DiffusionView',
     'DiffusionCommitController' => 'DiffusionController',
     'DiffusionController' => 'PhabricatorController',
     'DiffusionDiffController' => 'DiffusionController',
     'DiffusionGitBranchQuery' => 'DiffusionBranchQuery',
     'DiffusionGitBrowseQuery' => 'DiffusionBrowseQuery',
     'DiffusionGitDiffQuery' => 'DiffusionDiffQuery',
     'DiffusionGitFileContentQuery' => 'DiffusionFileContentQuery',
     'DiffusionGitHistoryQuery' => 'DiffusionHistoryQuery',
     'DiffusionGitLastModifiedQuery' => 'DiffusionLastModifiedQuery',
     'DiffusionGitRequest' => 'DiffusionRequest',
     'DiffusionHistoryController' => 'DiffusionController',
     'DiffusionHistoryTableView' => 'DiffusionView',
     'DiffusionHomeController' => 'DiffusionController',
     'DiffusionLastModifiedController' => 'DiffusionController',
+    'DiffusionPathCompleteController' => 'DiffusionController',
+    'DiffusionPathValidateController' => 'DiffusionController',
     'DiffusionRepositoryController' => 'DiffusionController',
     'DiffusionSvnBrowseQuery' => 'DiffusionBrowseQuery',
     'DiffusionSvnDiffQuery' => 'DiffusionDiffQuery',
     'DiffusionSvnFileContentQuery' => 'DiffusionFileContentQuery',
     'DiffusionSvnHistoryQuery' => 'DiffusionHistoryQuery',
     'DiffusionSvnLastModifiedQuery' => 'DiffusionLastModifiedQuery',
     'DiffusionSvnRequest' => 'DiffusionRequest',
     'DiffusionView' => 'AphrontView',
     'HeraldAction' => 'HeraldDAO',
     'HeraldApplyTranscript' => 'HeraldDAO',
     'HeraldCondition' => 'HeraldDAO',
     'HeraldController' => 'PhabricatorController',
     'HeraldDAO' => 'PhabricatorLiskDAO',
     'HeraldDeleteController' => 'HeraldController',
     'HeraldDifferentialRevisionAdapter' => 'HeraldObjectAdapter',
     'HeraldDryRunAdapter' => 'HeraldObjectAdapter',
     'HeraldHomeController' => 'HeraldController',
     'HeraldNewController' => 'HeraldController',
     'HeraldRule' => 'HeraldDAO',
     'HeraldRuleController' => 'HeraldController',
     'HeraldTestConsoleController' => 'HeraldController',
     'HeraldTranscript' => 'HeraldDAO',
     'HeraldTranscriptController' => 'HeraldController',
     'HeraldTranscriptListController' => 'HeraldController',
     'ManiphestController' => 'PhabricatorController',
     'ManiphestDAO' => 'PhabricatorLiskDAO',
     'ManiphestTask' => 'ManiphestDAO',
     'ManiphestTaskDetailController' => 'ManiphestController',
     'ManiphestTaskEditController' => 'ManiphestController',
     'ManiphestTaskListController' => 'ManiphestController',
     'ManiphestTaskListView' => 'AphrontView',
     'ManiphestTaskSelectorSearchController' => 'ManiphestController',
     'ManiphestTaskSummaryView' => 'AphrontView',
     'ManiphestTransaction' => 'ManiphestDAO',
     'ManiphestTransactionDetailView' => 'AphrontView',
     'ManiphestTransactionListView' => 'AphrontView',
     'ManiphestTransactionSaveController' => 'ManiphestController',
     'Phabricator404Controller' => 'PhabricatorController',
     'PhabricatorAuthController' => 'PhabricatorController',
     'PhabricatorConduitAPIController' => 'PhabricatorConduitController',
     'PhabricatorConduitConnectionLog' => 'PhabricatorConduitDAO',
     'PhabricatorConduitConsoleController' => 'PhabricatorConduitController',
     'PhabricatorConduitController' => 'PhabricatorController',
     'PhabricatorConduitDAO' => 'PhabricatorLiskDAO',
     'PhabricatorConduitLogController' => 'PhabricatorConduitController',
     'PhabricatorConduitMethodCallLog' => 'PhabricatorConduitDAO',
     'PhabricatorController' => 'AphrontController',
     'PhabricatorDaemon' => 'PhutilDaemon',
     'PhabricatorDaemonConsoleController' => 'PhabricatorDaemonController',
     'PhabricatorDaemonController' => 'PhabricatorController',
     'PhabricatorDaemonDAO' => 'PhabricatorLiskDAO',
     'PhabricatorDaemonLog' => 'PhabricatorDaemonDAO',
     'PhabricatorDaemonLogEvent' => 'PhabricatorDaemonDAO',
     'PhabricatorDaemonLogViewController' => 'PhabricatorDaemonController',
     'PhabricatorDaemonTimelineConsoleController' => 'PhabricatorDaemonController',
     'PhabricatorDaemonTimelineEventController' => 'PhabricatorDaemonController',
     'PhabricatorDirectoryCategory' => 'PhabricatorDirectoryDAO',
     'PhabricatorDirectoryCategoryDeleteController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryCategoryEditController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryCategoryListController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryController' => 'PhabricatorController',
     'PhabricatorDirectoryDAO' => 'PhabricatorLiskDAO',
     'PhabricatorDirectoryItem' => 'PhabricatorDirectoryDAO',
     'PhabricatorDirectoryItemDeleteController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryItemEditController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryItemListController' => 'PhabricatorDirectoryController',
     'PhabricatorDirectoryMainController' => 'PhabricatorDirectoryController',
     'PhabricatorDraft' => 'PhabricatorDraftDAO',
     'PhabricatorDraftDAO' => 'PhabricatorLiskDAO',
     'PhabricatorEditPreferencesController' => 'PhabricatorPreferencesController',
     'PhabricatorEmailLoginController' => 'PhabricatorAuthController',
     'PhabricatorEmailTokenController' => 'PhabricatorAuthController',
     'PhabricatorFile' => 'PhabricatorFileDAO',
     'PhabricatorFileController' => 'PhabricatorController',
     'PhabricatorFileDAO' => 'PhabricatorLiskDAO',
     'PhabricatorFileListController' => 'PhabricatorFileController',
     'PhabricatorFileStorageBlob' => 'PhabricatorFileDAO',
     'PhabricatorFileUploadController' => 'PhabricatorFileController',
     'PhabricatorFileViewController' => 'PhabricatorFileController',
     'PhabricatorGoodForNothingWorker' => 'PhabricatorWorker',
     'PhabricatorLiskDAO' => 'LiskDAO',
     'PhabricatorLoginController' => 'PhabricatorAuthController',
     'PhabricatorLogoutController' => 'PhabricatorAuthController',
     'PhabricatorMailImplementationAmazonSESAdapter' => 'PhabricatorMailImplementationPHPMailerLiteAdapter',
     'PhabricatorMailImplementationPHPMailerLiteAdapter' => 'PhabricatorMailImplementationAdapter',
     'PhabricatorMetaMTAController' => 'PhabricatorController',
     'PhabricatorMetaMTADAO' => 'PhabricatorLiskDAO',
     'PhabricatorMetaMTADaemon' => 'PhabricatorDaemon',
     'PhabricatorMetaMTAListController' => 'PhabricatorMetaMTAController',
     'PhabricatorMetaMTAMail' => 'PhabricatorMetaMTADAO',
     'PhabricatorMetaMTAMailingList' => 'PhabricatorMetaMTADAO',
     'PhabricatorMetaMTAMailingListEditController' => 'PhabricatorMetaMTAController',
     'PhabricatorMetaMTAMailingListsController' => 'PhabricatorMetaMTAController',
     'PhabricatorMetaMTASendController' => 'PhabricatorMetaMTAController',
     'PhabricatorMetaMTAViewController' => 'PhabricatorMetaMTAController',
     'PhabricatorOAuthDefaultRegistrationController' => 'PhabricatorOAuthRegistrationController',
     'PhabricatorOAuthDiagnosticsController' => 'PhabricatorAuthController',
     'PhabricatorOAuthFailureView' => 'AphrontView',
     'PhabricatorOAuthLoginController' => 'PhabricatorAuthController',
     'PhabricatorOAuthProviderFacebook' => 'PhabricatorOAuthProvider',
     'PhabricatorOAuthProviderGithub' => 'PhabricatorOAuthProvider',
     'PhabricatorOAuthRegistrationController' => 'PhabricatorAuthController',
     'PhabricatorOAuthUnlinkController' => 'PhabricatorAuthController',
     'PhabricatorOwnersController' => 'PhabricatorController',
     'PhabricatorOwnersDAO' => 'PhabricatorLiskDAO',
     'PhabricatorOwnersDetailController' => 'PhabricatorOwnersController',
     'PhabricatorOwnersListController' => 'PhabricatorOwnersController',
     'PhabricatorOwnersOwner' => 'PhabricatorOwnersDAO',
     'PhabricatorOwnersPackage' => 'PhabricatorOwnersDAO',
     'PhabricatorOwnersPath' => 'PhabricatorOwnersDAO',
     'PhabricatorPHID' => 'PhabricatorPHIDDAO',
     'PhabricatorPHIDAllocateController' => 'PhabricatorPHIDController',
     'PhabricatorPHIDController' => 'PhabricatorController',
     'PhabricatorPHIDDAO' => 'PhabricatorLiskDAO',
     'PhabricatorPHIDListController' => 'PhabricatorPHIDController',
     'PhabricatorPHIDLookupController' => 'PhabricatorPHIDController',
     'PhabricatorPeopleController' => 'PhabricatorController',
     'PhabricatorPeopleEditController' => 'PhabricatorPeopleController',
     'PhabricatorPeopleListController' => 'PhabricatorPeopleController',
     'PhabricatorPeopleProfileController' => 'PhabricatorPeopleController',
     'PhabricatorPeopleProfileEditController' => 'PhabricatorPeopleController',
     'PhabricatorPreferencesController' => 'PhabricatorController',
     'PhabricatorProject' => 'PhabricatorProjectDAO',
     'PhabricatorProjectAffiliation' => 'PhabricatorProjectDAO',
     'PhabricatorProjectAffiliationEditController' => 'PhabricatorProjectController',
     'PhabricatorProjectController' => 'PhabricatorController',
     'PhabricatorProjectDAO' => 'PhabricatorLiskDAO',
     'PhabricatorProjectEditController' => 'PhabricatorProjectController',
     'PhabricatorProjectListController' => 'PhabricatorProjectController',
     'PhabricatorProjectProfile' => 'PhabricatorProjectDAO',
     'PhabricatorProjectProfileController' => 'PhabricatorProjectController',
     'PhabricatorRemarkupRuleDifferential' => 'PhutilRemarkupRule',
     'PhabricatorRemarkupRuleManiphest' => 'PhutilRemarkupRule',
     'PhabricatorRepository' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositoryCommit' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositoryCommitChangeParserWorker' => 'PhabricatorRepositoryCommitParserWorker',
     'PhabricatorRepositoryCommitData' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositoryCommitDiscoveryDaemon' => 'PhabricatorRepositoryDaemon',
     'PhabricatorRepositoryCommitMessageParserWorker' => 'PhabricatorRepositoryCommitParserWorker',
     'PhabricatorRepositoryCommitParserWorker' => 'PhabricatorWorker',
     'PhabricatorRepositoryCommitTaskDaemon' => 'PhabricatorRepositoryDaemon',
     'PhabricatorRepositoryController' => 'PhabricatorController',
     'PhabricatorRepositoryCreateController' => 'PhabricatorRepositoryController',
     'PhabricatorRepositoryDAO' => 'PhabricatorLiskDAO',
     'PhabricatorRepositoryDaemon' => 'PhabricatorDaemon',
     'PhabricatorRepositoryDefaultCommitMessageDetailParser' => 'PhabricatorRepositoryCommitMessageDetailParser',
     'PhabricatorRepositoryEditController' => 'PhabricatorRepositoryController',
     'PhabricatorRepositoryGitCommitChangeParserWorker' => 'PhabricatorRepositoryCommitChangeParserWorker',
     'PhabricatorRepositoryGitCommitDiscoveryDaemon' => 'PhabricatorRepositoryCommitDiscoveryDaemon',
     'PhabricatorRepositoryGitCommitMessageParserWorker' => 'PhabricatorRepositoryCommitMessageParserWorker',
     'PhabricatorRepositoryGitFetchDaemon' => 'PhabricatorRepositoryDaemon',
     'PhabricatorRepositoryGitHubNotification' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositoryGitHubPostReceiveController' => 'PhabricatorRepositoryController',
     'PhabricatorRepositoryListController' => 'PhabricatorRepositoryController',
     'PhabricatorRepositoryShortcut' => 'PhabricatorRepositoryDAO',
     'PhabricatorRepositorySvnCommitChangeParserWorker' => 'PhabricatorRepositoryCommitChangeParserWorker',
     'PhabricatorRepositorySvnCommitDiscoveryDaemon' => 'PhabricatorRepositoryCommitDiscoveryDaemon',
     'PhabricatorRepositorySvnCommitMessageParserWorker' => 'PhabricatorRepositoryCommitMessageParserWorker',
     'PhabricatorSearchBaseController' => 'PhabricatorController',
     'PhabricatorSearchController' => 'PhabricatorSearchBaseController',
     'PhabricatorSearchDAO' => 'PhabricatorLiskDAO',
     'PhabricatorSearchDifferentialIndexer' => 'PhabricatorSearchDocumentIndexer',
     'PhabricatorSearchDocument' => 'PhabricatorSearchDAO',
     'PhabricatorSearchDocumentField' => 'PhabricatorSearchDAO',
     'PhabricatorSearchDocumentRelationship' => 'PhabricatorSearchDAO',
     'PhabricatorSearchManiphestIndexer' => 'PhabricatorSearchDocumentIndexer',
     'PhabricatorSearchMySQLExecutor' => 'PhabricatorSearchExecutor',
     'PhabricatorSearchQuery' => 'PhabricatorSearchDAO',
     'PhabricatorStandardPageView' => 'AphrontPageView',
     'PhabricatorTaskmasterDaemon' => 'PhabricatorDaemon',
     'PhabricatorTimelineCursor' => 'PhabricatorTimelineDAO',
     'PhabricatorTimelineDAO' => 'PhabricatorLiskDAO',
     'PhabricatorTimelineEvent' => 'PhabricatorTimelineDAO',
     'PhabricatorTimelineEventData' => 'PhabricatorTimelineDAO',
     'PhabricatorTypeaheadCommonDatasourceController' => 'PhabricatorTypeaheadDatasourceController',
     'PhabricatorTypeaheadDatasourceController' => 'PhabricatorController',
     'PhabricatorUIExampleController' => 'PhabricatorController',
     'PhabricatorUIExampleRenderController' => 'PhabricatorUIExampleController',
     'PhabricatorUIListFilterExample' => 'PhabricatorUIExample',
     'PhabricatorUIPagerExample' => 'PhabricatorUIExample',
     'PhabricatorUser' => 'PhabricatorUserDAO',
     'PhabricatorUserDAO' => 'PhabricatorLiskDAO',
     'PhabricatorUserOAuthInfo' => 'PhabricatorUserDAO',
     'PhabricatorUserPreferences' => 'PhabricatorUserDAO',
     'PhabricatorUserProfile' => 'PhabricatorUserDAO',
     'PhabricatorUserSettingsController' => 'PhabricatorPeopleController',
     'PhabricatorWorkerDAO' => 'PhabricatorLiskDAO',
     'PhabricatorWorkerTask' => 'PhabricatorWorkerDAO',
     'PhabricatorWorkerTaskData' => 'PhabricatorWorkerDAO',
     'PhabricatorWorkerTaskDetailController' => 'PhabricatorDaemonController',
     'PhabricatorXHProfController' => 'PhabricatorController',
     'PhabricatorXHProfProfileController' => 'PhabricatorXHProfController',
     'PhabricatorXHProfProfileSymbolView' => 'AphrontView',
     'PhabricatorXHProfProfileTopLevelView' => 'AphrontView',
   ),
   'requires_interface' =>
   array(
   ),
 ));
diff --git a/src/aphront/default/configuration/AphrontDefaultApplicationConfiguration.php b/src/aphront/default/configuration/AphrontDefaultApplicationConfiguration.php
index 1aba28e37d..59819b28ec 100644
--- a/src/aphront/default/configuration/AphrontDefaultApplicationConfiguration.php
+++ b/src/aphront/default/configuration/AphrontDefaultApplicationConfiguration.php
@@ -1,363 +1,370 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 /**
  * @group aphront
  */
 class AphrontDefaultApplicationConfiguration
   extends AphrontApplicationConfiguration {
 
   public function __construct() {
 
   }
 
   public function getApplicationName() {
     return 'aphront-default';
   }
 
   public function getURIMap() {
     return $this->getResourceURIMapRules() + array(
       '/' => array(
         '$'                     => 'PhabricatorDirectoryMainController',
       ),
       '/directory/' => array(
         'item/$'
           => 'PhabricatorDirectoryItemListController',
         'item/edit/(?:(?P<id>\d+)/)?$'
           => 'PhabricatorDirectoryItemEditController',
         'item/delete/(?P<id>\d+)/'
           => 'PhabricatorDirectoryItemDeleteController',
         'category/$'
           => 'PhabricatorDirectoryCategoryListController',
         'category/edit/(?:(?P<id>\d+)/)?$'
           => 'PhabricatorDirectoryCategoryEditController',
         'category/delete/(?P<id>\d+)/'
           => 'PhabricatorDirectoryCategoryDeleteController',
       ),
       '/file/' => array(
         '$' => 'PhabricatorFileListController',
         'upload/$' => 'PhabricatorFileUploadController',
         '(?P<view>info)/(?P<phid>[^/]+)/' => 'PhabricatorFileViewController',
         '(?P<view>view)/(?P<phid>[^/]+)/' => 'PhabricatorFileViewController',
         '(?P<view>download)/(?P<phid>[^/]+)/' => 'PhabricatorFileViewController',
       ),
       '/phid/' => array(
         '$' => 'PhabricatorPHIDLookupController',
         'list/$' => 'PhabricatorPHIDListController',
         'new/$' => 'PhabricatorPHIDAllocateController',
       ),
       '/people/' => array(
         '$' => 'PhabricatorPeopleListController',
         'edit/(?:(?P<username>\w+)/)?$' => 'PhabricatorPeopleEditController',
       ),
       '/p/(?P<username>\w+)/$' => 'PhabricatorPeopleProfileController',
       '/profile/' => array(
         'edit/$' => 'PhabricatorPeopleProfileEditController',
       ),
       '/conduit/' => array(
         '$' => 'PhabricatorConduitConsoleController',
         'method/(?P<method>[^/]+)$' => 'PhabricatorConduitConsoleController',
         'log/$' => 'PhabricatorConduitLogController',
       ),
       '/api/(?P<method>[^/]+)$' => 'PhabricatorConduitAPIController',
 
 
       '/D(?P<id>\d+)' => 'DifferentialRevisionViewController',
       '/differential/' => array(
         '$' => 'DifferentialRevisionListController',
         'filter/(?P<filter>\w+)/$' => 'DifferentialRevisionListController',
         'diff/' => array(
           '(?P<id>\d+)/$' => 'DifferentialDiffViewController',
           'create/$' => 'DifferentialDiffCreateController',
         ),
         'changeset/$'  => 'DifferentialChangesetViewController',
         'revision/edit/(?:(?P<id>\d+)/)?$'
           => 'DifferentialRevisionEditController',
         'comment/' => array(
           'preview/(?P<id>\d+)/$' => 'DifferentialCommentPreviewController',
           'save/$' => 'DifferentialCommentSaveController',
           'inline/' => array(
             'preview/(?P<id>\d+)/$' =>
               'DifferentialInlineCommentPreviewController',
             'edit/(?P<id>\d+)/$' => 'DifferentialInlineCommentEditController',
           ),
         ),
         'attach/(?P<id>\d+)/(?P<type>\w+)/$' => 'DifferentialAttachController',
         'subscribe/(?P<action>add|rem)/(?P<id>\d+)/$'
           => 'DifferentialSubscribeController',
       ),
 
       '/typeahead/' => array(
         'common/(?P<type>\w+)/$'
           => 'PhabricatorTypeaheadCommonDatasourceController',
       ),
 
       '/mail/' => array(
         '$' => 'PhabricatorMetaMTAListController',
         'send/$' => 'PhabricatorMetaMTASendController',
         'view/(?P<id>\d+)/$' => 'PhabricatorMetaMTAViewController',
         'lists/$' => 'PhabricatorMetaMTAMailingListsController',
         'lists/edit/(?:(?P<id>\d+)/)?$'
           => 'PhabricatorMetaMTAMailingListEditController',
       ),
 
       '/login/' => array(
         '$' => 'PhabricatorLoginController',
         'email/$' => 'PhabricatorEmailLoginController',
         'etoken/(?P<token>\w+)/$' => 'PhabricatorEmailTokenController',
       ),
 
       '/logout/$' => 'PhabricatorLogoutController',
 
       '/oauth/' => array(
         '(?P<provider>github|facebook)/' => array(
           'login/$'     => 'PhabricatorOAuthLoginController',
           'diagnose/$'  => 'PhabricatorOAuthDiagnosticsController',
           'unlink/$'    => 'PhabricatorOAuthUnlinkController',
         ),
       ),
 
       '/xhprof/' => array(
         'profile/(?P<phid>[^/]+)/$' => 'PhabricatorXHProfProfileController',
       ),
 
       '/~/' => 'DarkConsoleController',
 
       '/settings/' => array(
         '(?:page/(?P<page>[^/]+)/)?$' => 'PhabricatorUserSettingsController',
       ),
 
       '/maniphest/' => array(
         '$' => 'ManiphestTaskListController',
         'view/(?P<view>\w+)/$' => 'ManiphestTaskListController',
         'task/' => array(
           'create/$' => 'ManiphestTaskEditController',
           'edit/(?P<id>\d+)/$' => 'ManiphestTaskEditController',
         ),
         'transaction/' => array(
           'save/' => 'ManiphestTransactionSaveController',
         ),
         'select/search/$' => 'ManiphestTaskSelectorSearchController',
       ),
 
       '/T(?P<id>\d+)$' => 'ManiphestTaskDetailController',
 
       '/github-post-receive/(?P<id>\d+)/(?P<token>[^/]+)/$'
         => 'PhabricatorRepositoryGitHubPostReceiveController',
 
       '/repository/' => array(
         '$'                     => 'PhabricatorRepositoryListController',
         'create/$'              => 'PhabricatorRepositoryCreateController',
         'edit/(?P<id>\d+)/(?:(?P<view>\w+)?/)?$' =>
           'PhabricatorRepositoryEditController',
         'delete/(?P<id>\d+)/$'  => 'PhabricatorRepositoryDeleteController',
       ),
 
       '/search/' => array(
         '$' => 'PhabricatorSearchController',
         '(?P<id>\d+)/$' => 'PhabricatorSearchController',
       ),
 
       '/project/' => array(
         '$' => 'PhabricatorProjectListController',
         'edit/(?:(?P<id>\d+)/)?$' => 'PhabricatorProjectEditController',
         'view/(?P<id>\d+)/$' => 'PhabricatorProjectProfileController',
         'affiliation/(?P<id>\d+)/$'
           => 'PhabricatorProjectAffiliationEditController',
       ),
 
       '/r(?P<callsign>[A-Z]+)(?P<commit>[a-z0-9]+)$'
         => 'DiffusionCommitController',
       '/diffusion/' => array(
         '$' => 'DiffusionHomeController',
         '(?P<callsign>[A-Z]+)/' => array(
           '$' => 'DiffusionRepositoryController',
           'repository/'.
             '(?P<path>[^/]+)/'.
             '$'
               => 'DiffusionRepositoryController',
           'change/'.
             '(?P<path>.*?)'.
             '(?:[;](?P<commit>[a-z0-9]+))?'.
             '$'
               => 'DiffusionChangeController',
           'history/'.
             '(?P<path>.*?)'.
             '(?:[;](?P<commit>[a-z0-9]+))?'.
             '$'
               => 'DiffusionHistoryController',
           'browse/'.
             '(?P<path>.*?)'.
             '(?:[;](?P<commit>[a-z0-9]+))?'.
             '(?:[$](?P<line>\d+))?'.
             '$'
               => 'DiffusionBrowseController',
           'diff/'.
             '(?P<path>.*?)'.
             '(?:[;](?P<commit>[a-z0-9]+))?'.
             '$'
               => 'DiffusionDiffController',
           'lastmodified/'.
             '(?P<path>.*?)'.
             '(?:[;](?P<commit>[a-z0-9]+))?'.
             '$'
               => 'DiffusionLastModifiedController',
         ),
+        'services/' => array(
+          'path/' => array(
+            'complete/$' => 'DiffusionPathCompleteController',
+            'validate/$' => 'DiffusionPathValidateController',
+          ),
+        ),
       ),
 
       '/daemon/' => array(
         'task/(?P<id>\d+)/$' => 'PhabricatorWorkerTaskDetailController',
         'log/' => array(
           '(?P<id>\d+)/$' => 'PhabricatorDaemonLogViewController',
         ),
         'timeline/$' => 'PhabricatorDaemonTimelineConsoleController',
         'timeline/(?P<id>\d+)/$' => 'PhabricatorDaemonTimelineEventController',
         '$' => 'PhabricatorDaemonConsoleController',
       ),
 
       '/herald/' => array(
         '$' => 'HeraldHomeController',
         'view/(?P<view>[^/]+)/$' => 'HeraldHomeController',
         'new/(?:(?P<type>[^/]+)/)?$' => 'HeraldNewController',
         'rule/(?:(?<id>\d+)/)?$' => 'HeraldRuleController',
         'delete/(?P<id>\d+)/$' => 'HeraldDeleteController',
         'test/$' => 'HeraldTestConsoleController',
         'transcript/$' => 'HeraldTranscriptListController',
         'transcript/(?P<id>\d+)/(?:(?P<filter>\w+)/)?$'
           => 'HeraldTranscriptController',
       ),
 
       '/preferences/' => array(
         '$' => 'PhabricatorEditPreferencesController'
       ),
 
       '/uiexample/' => array(
         '$' => 'PhabricatorUIExampleRenderController',
         'view/(?P<class>[^/]+)/$' => 'PhabricatorUIExampleRenderController',
       ),
 
       '/owners/' => array(
         '$' => 'PhabricatorOwnersListController',
         'view/(?P<view>[^/]+)/$' => 'PhabricatorOwnersListController',
         'package/(?P<id>\d+)/$' => 'PhabricatorOwnersDetailController',
+        'new/$' => 'PhabricatorOwnersDetailController',
       ),
 
     );
   }
 
   protected function getResourceURIMapRules() {
     return array(
       '/res/' => array(
         '(?P<package>pkg/)?(?P<hash>[a-f0-9]{8})/(?P<path>.+\.(?:css|js))$'
           => 'CelerityResourceController',
       ),
     );
   }
 
   public function buildRequest() {
     $request = new AphrontRequest($this->getHost(), $this->getPath());
     $request->setRequestData($_GET + $_POST);
     $request->setApplicationConfiguration($this);
     return $request;
   }
 
   public function handleException(Exception $ex) {
 
     $class    = phutil_escape_html(get_class($ex));
     $message  = phutil_escape_html($ex->getMessage());
 
     $content =
       '<div class="aphront-unhandled-exception">'.
         '<h1>Unhandled Exception "'.$class.'": '.$message.'</h1>'.
         '<code>'.phutil_escape_html((string)$ex).'</code>'.
       '</div>';
 
     $user = $this->getRequest()->getUser();
     if (!$user) {
       // If we hit an exception very early, we won't have a user.
       $user = new PhabricatorUser();
     }
 
     $dialog = new AphrontDialogView();
     $dialog
       ->setTitle('Exception!')
       ->setClass('aphront-exception-dialog')
       ->setUser($user)
       ->appendChild($content)
       ->addCancelButton('/');
 
     $response = new AphrontDialogResponse();
     $response->setDialog($dialog);
 
     return $response;
   }
 
   public function willSendResponse(AphrontResponse $response) {
     $request = $this->getRequest();
     if ($response instanceof AphrontDialogResponse) {
       if (!$request->isAjax()) {
         $view = new PhabricatorStandardPageView();
         $view->setRequest($request);
         $view->appendChild(
           '<div style="padding: 2em 0;">'.
             $response->buildResponseString().
           '</div>');
         $response = new AphrontWebpageResponse();
         $response->setContent($view->render());
         return $response;
       } else {
         return id(new AphrontAjaxResponse())
           ->setContent(array(
             'dialog' => $response->buildResponseString(),
           ));
       }
     } else if ($response instanceof AphrontRedirectResponse) {
       if ($request->isAjax()) {
         return id(new AphrontAjaxResponse())
           ->setContent(
             array(
               'redirect' => $response->getURI(),
             ));
       }
     } else if ($response instanceof Aphront404Response) {
 
       $failure = new AphrontRequestFailureView();
       $failure->setHeader('404 Not Found');
       $failure->appendChild(
         '<p>The page you requested was not found.</p>');
 
       $view = new PhabricatorStandardPageView();
       $view->setTitle('404 Not Found');
       $view->setRequest($this->getRequest());
       $view->appendChild($failure);
 
       $response = new AphrontWebpageResponse();
       $response->setContent($view->render());
       $response->setHTTPResponseCode(404);
       return $response;
     }
 
     return $response;
   }
 
   public function build404Controller() {
     return array(new Phabricator404Controller($this->getRequest()), array());
   }
 
 
 }
diff --git a/src/applications/diffusion/controller/pathcomplete/DiffusionPathCompleteController.php b/src/applications/diffusion/controller/pathcomplete/DiffusionPathCompleteController.php
new file mode 100644
index 0000000000..ccb5fbfed0
--- /dev/null
+++ b/src/applications/diffusion/controller/pathcomplete/DiffusionPathCompleteController.php
@@ -0,0 +1,68 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class DiffusionPathCompleteController extends DiffusionController {
+
+  public function willProcessRequest(array $data) {
+    // Don't build a DiffusionRequest.
+  }
+
+  public function processRequest() {
+    $request = $this->getRequest();
+
+    $repository_phid = $request->getStr('repositoryPHID');
+    $repository = id(new PhabricatorRepository())->loadOneWhere(
+      'phid = %s',
+      $repository_phid);
+    if (!$repository) {
+      return new Aphront400Response();
+    }
+
+    $query_path = $request->getStr('q');
+    $query_path = ltrim($query_path, '/');
+    if (preg_match('@/$@', $query_path)) {
+      $query_dir = $query_path;
+    } else {
+      $query_dir = dirname($query_path);
+      if ($query_dir == '.') {
+        $query_dir = '';
+      }
+    }
+
+    $drequest = DiffusionRequest::newFromAphrontRequestDictionary(
+      array(
+        'callsign'  => $repository->getCallsign(),
+        'path'      => $query_dir,
+        'nobranch'  => true,
+      ));
+
+    $browse_query = DiffusionBrowseQuery::newFromDiffusionRequest($drequest);
+    $paths = $browse_query->loadPaths();
+
+    $output = array();
+    foreach ($paths as $path) {
+      $full_path = $query_dir.$path->getPath();
+      if ($path->getFileType() == DifferentialChangeType::FILE_DIRECTORY) {
+        $full_path .= '/';
+      }
+      $output[] = array('/'.$full_path, null, substr(md5($full_path), 0, 7));
+    }
+
+    return id(new AphrontAjaxResponse())->setContent($output);
+  }
+}
diff --git a/src/applications/diffusion/controller/pathcomplete/__init__.php b/src/applications/diffusion/controller/pathcomplete/__init__.php
new file mode 100644
index 0000000000..618561986f
--- /dev/null
+++ b/src/applications/diffusion/controller/pathcomplete/__init__.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'aphront/response/400');
+phutil_require_module('phabricator', 'aphront/response/ajax');
+phutil_require_module('phabricator', 'applications/differential/constants/changetype');
+phutil_require_module('phabricator', 'applications/diffusion/controller/base');
+phutil_require_module('phabricator', 'applications/diffusion/query/browse/base');
+phutil_require_module('phabricator', 'applications/diffusion/request/base');
+phutil_require_module('phabricator', 'applications/repository/storage/repository');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('DiffusionPathCompleteController.php');
diff --git a/src/applications/diffusion/controller/pathvalidate/DiffusionPathValidateController.php b/src/applications/diffusion/controller/pathvalidate/DiffusionPathValidateController.php
new file mode 100644
index 0000000000..f57cc6cc15
--- /dev/null
+++ b/src/applications/diffusion/controller/pathvalidate/DiffusionPathValidateController.php
@@ -0,0 +1,80 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class DiffusionPathValidateController extends DiffusionController {
+
+  public function willProcessRequest(array $data) {
+    // Don't build a DiffusionRequest.
+  }
+
+  public function processRequest() {
+    $request = $this->getRequest();
+
+    $repository_phid = $request->getStr('repositoryPHID');
+    $repository = id(new PhabricatorRepository())->loadOneWhere(
+      'phid = %s',
+      $repository_phid);
+    if (!$repository) {
+      return new Aphront400Response();
+    }
+
+    $path = $request->getStr('path');
+    $path = ltrim($path, '/');
+
+    $drequest = DiffusionRequest::newFromAphrontRequestDictionary(
+      array(
+        'callsign'  => $repository->getCallsign(),
+        'path'      => $path,
+        'nobranch'  => true,
+      ));
+
+    $browse_query = DiffusionBrowseQuery::newFromDiffusionRequest($drequest);
+    $browse_query->needValidityOnly(true);
+    $valid = $browse_query->loadPaths();
+
+    if (!$valid) {
+      switch ($browse_query->getReasonForEmptyResultSet()) {
+        case DiffusionBrowseQuery::REASON_IS_FILE:
+          $valid = true;
+          break;
+        case DiffusionBrowseQuery::REASON_IS_EMPTY:
+          $valid = true;
+          break;
+      }
+    }
+
+    $output = array(
+      'valid' => (bool)$valid,
+    );
+
+    if (!$valid) {
+      $branch = $drequest->getBranch();
+      if ($branch) {
+        $message = 'Not found in '.$branch;
+      } else {
+        $message = 'Not found at HEAD';
+      }
+    } else {
+      $message = 'OK';
+    }
+
+    $output['message'] = $message;
+
+    return id(new AphrontAjaxResponse())->setContent($output);
+  }
+}
diff --git a/src/applications/diffusion/controller/pathvalidate/__init__.php b/src/applications/diffusion/controller/pathvalidate/__init__.php
new file mode 100644
index 0000000000..dab479a12f
--- /dev/null
+++ b/src/applications/diffusion/controller/pathvalidate/__init__.php
@@ -0,0 +1,19 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'aphront/response/400');
+phutil_require_module('phabricator', 'aphront/response/ajax');
+phutil_require_module('phabricator', 'applications/diffusion/controller/base');
+phutil_require_module('phabricator', 'applications/diffusion/query/browse/base');
+phutil_require_module('phabricator', 'applications/diffusion/request/base');
+phutil_require_module('phabricator', 'applications/repository/storage/repository');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('DiffusionPathValidateController.php');
diff --git a/src/applications/diffusion/query/browse/base/DiffusionBrowseQuery.php b/src/applications/diffusion/query/browse/base/DiffusionBrowseQuery.php
index c570585357..02c3283a87 100644
--- a/src/applications/diffusion/query/browse/base/DiffusionBrowseQuery.php
+++ b/src/applications/diffusion/query/browse/base/DiffusionBrowseQuery.php
@@ -1,83 +1,93 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 abstract class DiffusionBrowseQuery {
 
   private $request;
 
   protected $reason;
   protected $existedAtCommit;
   protected $deletedAtCommit;
+  protected $validityOnly;
 
   const REASON_IS_FILE            = 'is-file';
   const REASON_IS_DELETED         = 'is-deleted';
   const REASON_IS_NONEXISTENT     = 'nonexistent';
   const REASON_BAD_COMMIT         = 'bad-commit';
   const REASON_IS_EMPTY           = 'empty';
 
   final private function __construct() {
     // <private>
   }
 
   final public static function newFromDiffusionRequest(
     DiffusionRequest $request) {
 
     $repository = $request->getRepository();
 
     switch ($repository->getVersionControlSystem()) {
       case PhabricatorRepositoryType::REPOSITORY_TYPE_GIT:
         // TODO: Verify local-path?
         $class = 'DiffusionGitBrowseQuery';
         break;
       case PhabricatorRepositoryType::REPOSITORY_TYPE_SVN:
         $class = 'DiffusionSvnBrowseQuery';
         break;
       default:
         throw new Exception("Unsupported VCS!");
     }
 
     PhutilSymbolLoader::loadClass($class);
     $query = new $class();
 
     $query->request = $request;
 
     return $query;
   }
 
   final protected function getRequest() {
     return $this->request;
   }
 
   final public function getReasonForEmptyResultSet() {
     return $this->reason;
   }
 
   final public function getExistedAtCommit() {
     return $this->existedAtCommit;
   }
 
   final public function getDeletedAtCommit() {
     return $this->deletedAtCommit;
   }
 
   final public function loadPaths() {
     return $this->executeQuery();
   }
 
+  final public function shouldOnlyTestValidity() {
+    return $this->validityOnly;
+  }
+
+  final public function needValidityOnly($need_validity_only) {
+    $this->validityOnly = $need_validity_only;
+    return $this;
+  }
+
   abstract protected function executeQuery();
 }
diff --git a/src/applications/diffusion/query/browse/git/DiffusionGitBrowseQuery.php b/src/applications/diffusion/query/browse/git/DiffusionGitBrowseQuery.php
index 503fdbfff0..a044b022b8 100644
--- a/src/applications/diffusion/query/browse/git/DiffusionGitBrowseQuery.php
+++ b/src/applications/diffusion/query/browse/git/DiffusionGitBrowseQuery.php
@@ -1,93 +1,97 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 final class DiffusionGitBrowseQuery extends DiffusionBrowseQuery {
 
   protected function executeQuery() {
     $drequest = $this->getRequest();
     $repository = $drequest->getRepository();
 
     $path = $drequest->getPath();
     $commit = $drequest->getCommit();
 
     $local_path = $repository->getDetail('local-path');
 
     try {
       list($stdout) = execx(
         "(cd %s && git cat-file -t %s:%s)",
         $local_path,
         $commit,
         $path);
     } catch (CommandException $e) {
       $stderr = $e->getStdErr();
       if (preg_match('/^fatal: Not a valid object name/', $stderr)) {
         // Grab two logs, since the first one is when the object was deleted.
         list($stdout) = execx(
           '(cd %s && git log -n2 --format="%%H" %s -- %s)',
           $local_path,
           $commit,
           $path);
         $stdout = trim($stdout);
         if ($stdout) {
           $commits = explode("\n", $stdout);
           $this->reason = self::REASON_IS_DELETED;
           $this->deletedAtCommit = idx($commits, 0);
           $this->existedAtCommit = idx($commits, 1);
           return array();
         }
 
         $this->reason = self::REASON_IS_NONEXISTENT;
         return array();
       } else {
         throw $e;
       }
     }
 
     if (trim($stdout) == 'blob') {
       $this->reason = self::REASON_IS_FILE;
       return array();
     }
 
+    if ($this->shouldOnlyTestValidity()) {
+      return true;
+    }
+
     list($stdout) = execx(
       "(cd %s && git ls-tree -l %s:%s)",
       $local_path,
       $commit,
       $path);
 
     $results = array();
     foreach (explode("\n", rtrim($stdout)) as $line) {
       list($mode, $type, $hash, $size, $name) = preg_split('/\s+/', $line);
       if ($type == 'tree') {
         $file_type = DifferentialChangeType::FILE_DIRECTORY;
       } else {
         $file_type = DifferentialChangeType::FILE_NORMAL;
       }
 
       $result = new DiffusionRepositoryPath();
       $result->setPath($name);
       $result->setHash($hash);
       $result->setFileType($file_type);
       $result->setFileSize($size);
 
       $results[] = $result;
     }
 
     return $results;
   }
 
 }
diff --git a/src/applications/diffusion/query/browse/svn/DiffusionSvnBrowseQuery.php b/src/applications/diffusion/query/browse/svn/DiffusionSvnBrowseQuery.php
index db676941d3..7356093598 100644
--- a/src/applications/diffusion/query/browse/svn/DiffusionSvnBrowseQuery.php
+++ b/src/applications/diffusion/query/browse/svn/DiffusionSvnBrowseQuery.php
@@ -1,181 +1,185 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 final class DiffusionSvnBrowseQuery extends DiffusionBrowseQuery {
 
   protected function executeQuery() {
     $drequest = $this->getRequest();
     $repository = $drequest->getRepository();
 
     $path = $drequest->getPath();
     $commit = $drequest->getCommit();
 
     $conn_r = $repository->establishConnection('r');
 
     $parent_path = dirname($path);
     $path_query = new DiffusionGitPathIDQuery(
       array(
         $path,
         $parent_path,
       ));
     $path_map = $path_query->loadPathIDs();
 
     $path_id = $path_map[$path];
     $parent_path_id = $path_map[$parent_path];
 
     if (empty($path_id)) {
       $this->reason = self::REASON_IS_NONEXISTENT;
       return array();
     }
 
     if ($commit) {
       $slice_clause = 'AND svnCommit <= '.(int)$commit;
     } else {
       $slice_clause = '';
     }
 
     $index = queryfx_all(
       $conn_r,
       'SELECT pathID, max(svnCommit) maxCommit FROM %T WHERE
         repositoryID = %d AND parentID = %d
         %Q GROUP BY pathID',
       PhabricatorRepository::TABLE_FILESYSTEM,
       $repository->getID(),
       $path_id,
       $slice_clause);
 
     if (!$index) {
       if ($path == '/') {
         $this->reason = self::REASON_IS_EMPTY;
       } else {
 
         // NOTE: The parent path ID is included so this query can take
         // advantage of the table's primary key; it is uniquely determined by
         // the pathID but if we don't do the lookup ourselves MySQL doesn't have
         // the information it needs to avoid a table scan.
 
         $reasons = queryfx_all(
           $conn_r,
           'SELECT * FROM %T WHERE repositoryID = %d
               AND parentID = %d
               AND pathID = %d
             %Q ORDER BY svnCommit DESC LIMIT 2',
           PhabricatorRepository::TABLE_FILESYSTEM,
           $repository->getID(),
           $parent_path_id,
           $path_id,
           $slice_clause);
 
         $reason = reset($reasons);
 
         if (!$reason) {
           $this->reason = self::REASON_IS_NONEXISTENT;
         } else {
           $file_type = $reason['fileType'];
           if (empty($reason['existed'])) {
             $this->reason = self::REASON_IS_DELETED;
             $this->deletedAtCommit = $reason['svnCommit'];
             if (!empty($reasons[1])) {
               $this->existedAtCommit = $reasons[1]['svnCommit'];
             }
           } else if ($file_type == DifferentialChangeType::FILE_DIRECTORY) {
             $this->reason = self::REASON_IS_EMPTY;
           } else {
             $this->reason = self::REASON_IS_FILE;
           }
         }
       }
       return array();
     }
 
+    if ($this->shouldOnlyTestValidity()) {
+      return true;
+    }
+
     $sql = array();
     foreach ($index as $row) {
       $sql[] = '('.(int)$row['pathID'].', '.(int)$row['maxCommit'].')';
     }
 
     $browse = queryfx_all(
       $conn_r,
       'SELECT *, p.path pathName
         FROM %T f JOIN %T p ON f.pathID = p.id
         WHERE repositoryID = %d
           AND parentID = %d
           AND existed = 1
         AND (pathID, svnCommit) in (%Q)
         ORDER BY pathName',
       PhabricatorRepository::TABLE_FILESYSTEM,
       PhabricatorRepository::TABLE_PATH,
       $repository->getID(),
       $path_id,
       implode(', ', $sql));
 
     $loadable_commits = array();
     foreach ($browse as $key => $file) {
       // We need to strip out directories because we don't store last-modified
       // in the filesystem table.
       if ($file['fileType'] != DifferentialChangeType::FILE_DIRECTORY) {
         $loadable_commits[] = $file['svnCommit'];
         $browse[$key]['hasCommit'] = true;
       }
     }
 
     $commits = array();
     $commit_data = array();
     if ($loadable_commits) {
       // NOTE: Even though these are integers, use '%Ls' because MySQL doesn't
       // use the second part of the key otherwise!
       $commits = id(new PhabricatorRepositoryCommit())->loadAllWhere(
         'repositoryID = %d AND commitIdentifier IN (%Ls)',
         $repository->getID(),
         $loadable_commits);
       $commits = mpull($commits, null, 'getCommitIdentifier');
       $commit_data = id(new PhabricatorRepositoryCommitData())->loadAllWhere(
         'commitID in (%Ld)',
         mpull($commits, 'getID'));
       $commit_data = mpull($commit_data, null, 'getCommitID');
     }
 
     $path_normal = DiffusionGitPathIDQuery::normalizePath($path);
 
     $results = array();
     foreach ($browse as $file) {
 
       $file_path = $file['pathName'];
       $file_path = ltrim(substr($file_path, strlen($path_normal)), '/');
 
       $result = new DiffusionRepositoryPath();
       $result->setPath($file_path);
 //      $result->setHash($hash);
       $result->setFileType($file['fileType']);
 //      $result->setFileSize($size);
 
       if (!empty($file['hasCommit'])) {
         $commit = idx($commits, $file['svnCommit']);
         if ($commit) {
           $data = idx($commit_data, $commit->getID());
           $result->setLastModifiedCommit($commit);
           $result->setLastCommitData($data);
         }
       }
 
       $results[] = $result;
     }
 
     return $results;
   }
 
 }
diff --git a/src/applications/diffusion/request/base/DiffusionRequest.php b/src/applications/diffusion/request/base/DiffusionRequest.php
index 378dd9e7ed..4498d136c1 100644
--- a/src/applications/diffusion/request/base/DiffusionRequest.php
+++ b/src/applications/diffusion/request/base/DiffusionRequest.php
@@ -1,156 +1,156 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 class DiffusionRequest {
 
   protected $callsign;
   protected $path;
   protected $line;
   protected $commit;
   protected $branch;
 
   protected $repository;
   protected $repositoryCommit;
   protected $repositoryCommitData;
 
   final private function __construct() {
     // <private>
   }
 
   final public static function newFromAphrontRequestDictionary(array $data) {
 
     $vcs = null;
     $repository = null;
     $callsign = idx($data, 'callsign');
     if ($callsign) {
       $repository = id(new PhabricatorRepository())->loadOneWhere(
         'callsign = %s',
         $callsign);
       if (!$repository) {
         throw new Exception("No such repository '{$callsign}'.");
       }
       $vcs = $repository->getVersionControlSystem();
     }
 
     switch ($vcs) {
       case PhabricatorRepositoryType::REPOSITORY_TYPE_GIT:
         $class = 'DiffusionGitRequest';
         break;
       case PhabricatorRepositoryType::REPOSITORY_TYPE_SVN:
         $class = 'DiffusionSvnRequest';
         break;
       default:
         $class = 'DiffusionRequest';
         break;
     }
 
     $object = new $class();
 
     $object->callsign   = $callsign;
     $object->repository = $repository;
     $object->line       = idx($data, 'line');
     $object->commit     = idx($data, 'commit');
     $object->path       = idx($data, 'path');
 
-    $object->initializeFromAphrontRequestDictionary();
+    $object->initializeFromAphrontRequestDictionary($data);
 
     return $object;
   }
 
-  protected function initializeFromAphrontRequestDictionary() {
+  protected function initializeFromAphrontRequestDictionary(array $data) {
 
   }
 
   protected function parsePath($path) {
     $this->path = $path;
   }
 
   public function getRepository() {
     return $this->repository;
   }
 
   public function getCallsign() {
     return $this->callsign;
   }
 
   public function getPath() {
     return $this->path;
   }
 
   public function getUriPath() {
     return '/diffusion/'.$this->getCallsign().'/browse/'.$this->path;
   }
 
   public function getLine() {
     return $this->line;
   }
 
   public function getCommit() {
     return $this->commit;
   }
 
   public function getBranch() {
     return $this->branch;
   }
 
   public function loadCommit() {
     if (empty($this->repositoryCommit)) {
       $repository = $this->getRepository();
 
       $commit = id(new PhabricatorRepositoryCommit())->loadOneWhere(
         'repositoryID = %d AND commitIdentifier = %s',
         $repository->getID(),
         $this->getCommit());
       $this->repositoryCommit = $commit;
     }
     return $this->repositoryCommit;
   }
 
   public function loadCommitData() {
     if (empty($this->repositoryCommitData)) {
       $commit = $this->loadCommit();
       $data = id(new PhabricatorRepositoryCommitData())->loadOneWhere(
         'commitID = %d',
         $commit->getID());
       if (!$data) {
         $data = new PhabricatorRepositoryCommitData();
         $data->setCommitMessage('(This commit has not fully parsed yet.)');
       }
       $this->repositoryCommitData = $data;
     }
     return $this->repositoryCommitData;
   }
 
   final public function getRawCommit() {
     return $this->commit;
   }
 
   public function setCommit($commit) {
     $this->commit = $commit;
     return $this;
   }
 
   public function getCommitURIComponent($commit) {
     return $commit;
   }
 
   public function getBranchURIComponent($branch) {
     return $branch;
   }
 
 }
diff --git a/src/applications/diffusion/request/git/DiffusionGitRequest.php b/src/applications/diffusion/request/git/DiffusionGitRequest.php
index e1b0c4d520..3ac4e8aa32 100644
--- a/src/applications/diffusion/request/git/DiffusionGitRequest.php
+++ b/src/applications/diffusion/request/git/DiffusionGitRequest.php
@@ -1,132 +1,134 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 class DiffusionGitRequest extends DiffusionRequest {
 
-  protected function initializeFromAphrontRequestDictionary() {
-    parent::initializeFromAphrontRequestDictionary();
+  protected function initializeFromAphrontRequestDictionary(array $data) {
+    parent::initializeFromAphrontRequestDictionary($data);
 
     $path = $this->path;
     $parts = explode('/', $path);
 
-    $branch = array_shift($parts);
-    $this->branch = $this->decodeBranchName($branch);
+    if (empty($data['nobranch'])) {
+      $branch = array_shift($parts);
+      $this->branch = $this->decodeBranchName($branch);
+    }
 
     foreach ($parts as $key => $part) {
       // Prevent any hyjinx since we're ultimately shipping this to the
       // filesystem under a lot of git workflows.
       if ($part == '..') {
         unset($parts[$key]);
       }
     }
 
     $this->path = implode('/', $parts);
 
     if ($this->repository) {
       $local_path = $this->repository->getDetail('local-path');
 
       // TODO: This is not terribly efficient and does not produce terribly
       // good error messages, but it seems better to put error handling code
       // here than to try to do it in every query.
 
       $branch = $this->getBranch();
 
       // TODO: Here, particularly, we should give the user a specific error
       // message to indicate whether they've typed in some bogus branch and/or
       // followed a bad link, or misconfigured the default branch in the
       // Repository tool.
       execx(
         '(cd %s && git rev-parse --verify %s)',
         $local_path,
         $branch);
 
       if ($this->commit) {
         list($commit) = execx(
           '(cd %s && git rev-parse --verify %s)',
           $local_path,
           $this->commit);
 
         // Beyond verifying them, expand commit short forms to full 40-character
         // sha1s.
         $this->commit = trim($commit);
 
 /*
 
   TODO: Unclear if this is actually a good idea or not; it breaks commit views
   at the very least.
 
         list($contains) = execx(
           '(cd %s && git branch --contains %s)',
           $local_path,
           $this->commit);
         $contains = array_filter(explode("\n", $contains));
         $found = false;
         foreach ($contains as $containing_branch) {
           $containing_branch = trim($containing_branch, "* \n");
           if ($containing_branch == $branch) {
             $found = true;
             break;
           }
         }
         if (!$found) {
           throw new Exception(
             "Commit does not exist on this branch!");
         }
 */
 
       }
     }
 
 
   }
 
   public function getBranch() {
     if ($this->branch) {
       return $this->branch;
     }
     if ($this->repository) {
       return $this->repository->getDetail('default-branch', 'origin/master');
     }
     throw new Exception("Unable to determine branch!");
   }
 
   public function getUriPath() {
     return '/diffusion/'.$this->getCallsign().'/browse/'.
       $this->branch.'/'.$this->path;
   }
 
   public function getCommit() {
     if ($this->commit) {
       return $this->commit;
     }
     return $this->getBranch();
   }
 
   public function getBranchURIComponent($branch) {
     return $this->encodeBranchName($branch).'/';
   }
 
   private function decodeBranchName($branch) {
     return str_replace(':', '/', $branch);
   }
 
   private function encodeBranchName($branch) {
     return str_replace('/', ':', $branch);
   }
 
 }
diff --git a/src/applications/owners/controller/detail/PhabricatorOwnersDetailController.php b/src/applications/owners/controller/detail/PhabricatorOwnersDetailController.php
index f3451eb807..4dba3244a5 100644
--- a/src/applications/owners/controller/detail/PhabricatorOwnersDetailController.php
+++ b/src/applications/owners/controller/detail/PhabricatorOwnersDetailController.php
@@ -1,29 +1,153 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 class PhabricatorOwnersDetailController extends PhabricatorOwnersController {
 
+  private $id;
+
+  public function willProcessRequest(array $data) {
+    $this->id = idx($data, 'id');
+  }
+
   public function processRequest() {
+    $request = $this->getRequest();
+    $user = $request->getUser();
+
+    if ($this->id) {
+      $package = id(new PhabricatorOwnersPackage())->load($this->id);
+      if (!$package) {
+        return new Aphront404Response();
+      }
+    } else {
+      $package = new PhabricatorOwnersPackage();
+      $package->setPrimaryOwnerPHID($user->getPHID());
+    }
+
+    $e_name = true;
+    $e_primary = true;
+
+
+    $token_primary_owner = array();
+    $token_all_owners = array();
+
+    $title = $package->getID() ? 'Edit Package' : 'New Package';
+
+    $repos = id(new PhabricatorRepository())->loadAll();
+
+    $default_paths = array();
+    foreach ($repos as $repo) {
+      $default_path = $repo->getDetail('default-owners-path');
+      if ($default_path) {
+        $default_paths[$repo->getPHID()] = $default_path;
+      }
+    }
+
+    $repos = mpull($repos, 'getCallsign', 'getPHID');
+
+    $template = new AphrontTypeaheadTemplateView();
+    $template = $template->render();
+
+
+    Javelin::initBehavior(
+      'owners-path-editor',
+      array(
+        'root'                => 'path-editor',
+        'table'               => 'paths',
+        'add_button'          => 'addpath',
+        'repositories'        => $repos,
+        'input_template'      => $template,
+        'path_refs'           => array(),
+
+        'completeURI'         => '/diffusion/services/path/complete/',
+        'validateURI'         => '/diffusion/services/path/validate/',
+
+        'repositoryDefaultPaths' => $default_paths,
+      ));
+
+    require_celerity_resource('owners-path-editor-css');
+
+    $form = id(new AphrontFormView())
+      ->setUser($user)
+      ->appendChild(
+        id(new AphrontFormTextControl())
+          ->setLabel('Name')
+          ->setName('name')
+          ->setValue($package->getName())
+          ->setError($e_name))
+      ->appendChild(
+        id(new AphrontFormTokenizerControl())
+          ->setDatasource('/typeahead/common/users/')
+          ->setLabel('Primary Owner')
+          ->setName('primary')
+          ->setLimit(1)
+          ->setValue($token_primary_owner)
+          ->setError($e_primary))
+      ->appendChild(
+        id(new AphrontFormTokenizerControl())
+          ->setDatasource('/typeahead/common/users/')
+          ->setLabel('Owners')
+          ->setName('owners')
+          ->setValue($token_all_owners)
+          ->setError($e_primary))
+      ->appendChild(
+        '<h1>Paths</h1>'.
+        '<div class="aphront-form-inset" id="path-editor">'.
+          '<div style="float: right;">'.
+            javelin_render_tag(
+              'a',
+              array(
+                'href' => '#',
+                'class' => 'button green',
+                'sigil' => 'addpath',
+                'mustcapture' => true,
+              ),
+              'Add New Path').
+          '</div>'.
+          '<p>Specify the files and directories which comprise this '.
+          'package.</p>'.
+          '<div style="clear: both;"></div>'.
+          javelin_render_tag(
+            'table',
+            array(
+              'class' => 'owners-path-editor-table',
+              'sigil' => 'paths',
+            ),
+            '').
+        '</div>')
+      ->appendChild(
+        id(new AphrontFormTextAreaControl())
+          ->setLabel('Description')
+          ->setName('description')
+          ->setValue($package->getDescription()))
+      ->appendChild(
+        id(new AphrontFormSubmitControl())
+          ->setValue('Save Package'));
+
+    $panel = new AphrontPanelView();
+    $panel->setHeader($title);
+    $panel->setWidth(AphrontPanelView::WIDTH_WIDE);
+    $panel->appendChild($form);
+
     return $this->buildStandardPageResponse(
-      'quack',
+      $panel,
       array(
-        'title' => 'detail',
+        'title' => $title,
       ));
   }
 
 }
diff --git a/src/applications/owners/controller/detail/__init__.php b/src/applications/owners/controller/detail/__init__.php
index c06db617d0..4a02ae3b99 100644
--- a/src/applications/owners/controller/detail/__init__.php
+++ b/src/applications/owners/controller/detail/__init__.php
@@ -1,12 +1,23 @@
 <?php
 /**
  * This file is automatically generated. Lint this module to rebuild it.
  * @generated
  */
 
 
 
+phutil_require_module('phabricator', 'aphront/response/404');
 phutil_require_module('phabricator', 'applications/owners/controller/base');
+phutil_require_module('phabricator', 'applications/owners/storage/package');
+phutil_require_module('phabricator', 'applications/repository/storage/repository');
+phutil_require_module('phabricator', 'infrastructure/celerity/api');
+phutil_require_module('phabricator', 'infrastructure/javelin/api');
+phutil_require_module('phabricator', 'view/control/typeahead');
+phutil_require_module('phabricator', 'view/form/base');
+phutil_require_module('phabricator', 'view/form/control/submit');
+phutil_require_module('phabricator', 'view/layout/panel');
+
+phutil_require_module('phutil', 'utils');
 
 
 phutil_require_source('PhabricatorOwnersDetailController.php');
diff --git a/src/applications/owners/controller/list/PhabricatorOwnersListController.php b/src/applications/owners/controller/list/PhabricatorOwnersListController.php
index b21594d2d3..540d655405 100644
--- a/src/applications/owners/controller/list/PhabricatorOwnersListController.php
+++ b/src/applications/owners/controller/list/PhabricatorOwnersListController.php
@@ -1,123 +1,174 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 class PhabricatorOwnersListController extends PhabricatorOwnersController {
 
   private $view;
 
   public function willProcessRequest(array $data) {
     $this->view = idx($data, 'view');
   }
 
   public function processRequest() {
 
+    $request = $this->getRequest();
+    $user = $request->getUser();
+
     $views = array(
       'owned'   => 'Owned Packages',
       'all'     => 'All Packages',
       'search'  => 'Search Results',
     );
 
     if (empty($views[$this->view])) {
       reset($views);
       $this->view = key($views);
     }
 
     if ($this->view != 'search') {
       unset($views['search']);
     }
 
     $nav = new AphrontSideNavView();
     foreach ($views as $key => $name) {
       $nav->addNavItem(
         phutil_render_tag(
           'a',
           array(
             'href' => '/owners/view/'.$key.'/',
             'class' => ($this->view == $key)
               ? 'aphront-side-nav-selected'
               : null,
           ),
           phutil_escape_html($name)));
     }
 
     switch ($this->view) {
       case 'search':
-        $content = 'search goes here';
+        $content = $this->renderPackageTable(array(), 'Search Results');
         break;
       case 'owned':
         $content = $this->renderOwnedView();
         break;
       case 'all':
         $content = $this->renderAllView();
         break;
     }
 
+    $filter = new AphrontListFilterView();
+    $filter->addButton(
+      phutil_render_tag(
+        'a',
+        array(
+          'href' => '/owners/new/',
+          'class' => 'green button',
+        ),
+        'Create New Package'));
+
+    $owners_search_value = array();
+    if ($request->getArr('owner')) {
+      $phids = $request->getArr('owner');
+      $phid = reset($phids);
+      $handles = id(new PhabricatorObjectHandleData(array($phid)))
+        ->loadHandles();
+      $owners_search_value = array(
+        $phid => $handles[$phid]->getFullName(),
+      );
+    }
+
+    $form = id(new AphrontFormView())
+      ->setUser($user)
+      ->setAction('/owners/view/search/')
+      ->appendChild(
+        id(new AphrontFormTextControl())
+          ->setName('name')
+          ->setLabel('Name')
+          ->setValue($request->getStr('name')))
+      ->appendChild(
+        id(new AphrontFormTokenizerControl())
+          ->setDatasource('/typeahead/common/users/')
+          ->setLimit(1)
+          ->setName('owner')
+          ->setLabel('Owner')
+          ->setValue($owners_search_value))
+      ->appendChild(
+        id(new AphrontFormTextControl())
+          ->setName('path')
+          ->setLabel('Path')
+          ->setValue($request->getStr('path')))
+      ->appendChild(
+        id(new AphrontFormSubmitControl())
+          ->setValue('Search for Packages'));
+
+    $filter->appendChild($form);
+
+    $nav->appendChild($filter);
     $nav->appendChild($content);
 
     return $this->buildStandardPageResponse(
       $nav,
       array(
         'title' => 'List',
       ));
   }
 
   private function renderOwnedView() {
     $packages = array();
 
     return $this->renderPackageTable($packages, 'Owned Packages');
   }
 
   private function renderAllView() {
     $packages = array();
 
     return $this->renderPackageTable($packages, 'All Packages');
   }
 
   private function renderPackageTable(array $packages, $header) {
 
     $rows = array();
     foreach ($packages as $package) {
       $rows[] = array(
         'x',
         'y',
         'z',
       );
     }
 
     $table = new AphrontTableView($rows);
     $table->setHeaders(
       array(
         'Name',
         'Owners',
         'Paths',
       ));
     $table->setColumnClasses(
       array(
         '',
         '',
         'wide wrap',
       ));
 
     $panel = new AphrontPanelView();
     $panel->setHeader($header);
     $panel->appendChild($table);
 
     return $panel;
   }
 
 }
diff --git a/src/applications/owners/controller/list/__init__.php b/src/applications/owners/controller/list/__init__.php
index 91565a263b..e6920b2e11 100644
--- a/src/applications/owners/controller/list/__init__.php
+++ b/src/applications/owners/controller/list/__init__.php
@@ -1,12 +1,22 @@
 <?php
 /**
  * This file is automatically generated. Lint this module to rebuild it.
  * @generated
  */
 
 
 
 phutil_require_module('phabricator', 'applications/owners/controller/base');
+phutil_require_module('phabricator', 'applications/phid/handle/data');
+phutil_require_module('phabricator', 'view/control/table');
+phutil_require_module('phabricator', 'view/form/base');
+phutil_require_module('phabricator', 'view/form/control/submit');
+phutil_require_module('phabricator', 'view/layout/listfilter');
+phutil_require_module('phabricator', 'view/layout/panel');
+phutil_require_module('phabricator', 'view/layout/sidenav');
+
+phutil_require_module('phutil', 'markup');
+phutil_require_module('phutil', 'utils');
 
 
 phutil_require_source('PhabricatorOwnersListController.php');
diff --git a/src/applications/repository/controller/edit/PhabricatorRepositoryEditController.php b/src/applications/repository/controller/edit/PhabricatorRepositoryEditController.php
index 46ce7413fe..6dc2f7a0c0 100644
--- a/src/applications/repository/controller/edit/PhabricatorRepositoryEditController.php
+++ b/src/applications/repository/controller/edit/PhabricatorRepositoryEditController.php
@@ -1,483 +1,500 @@
 <?php
 
 /*
  * Copyright 2011 Facebook, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
  *
  *   http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
 
 class PhabricatorRepositoryEditController
   extends PhabricatorRepositoryController {
 
   private $id;
   private $view;
   private $repository;
   private $sideNav;
 
   public function willProcessRequest(array $data) {
     $this->id = $data['id'];
     $this->view = idx($data, 'view');
   }
 
   public function processRequest() {
 
     $request = $this->getRequest();
     $user = $request->getUser();
 
     $repository = id(new PhabricatorRepository())->load($this->id);
     if (!$repository) {
       return new Aphront404Response();
     }
 
     $views = array(
       'basic'     => 'Basics',
       'tracking'  => 'Tracking',
     );
 
     $vcs = $repository->getVersionControlSystem();
     if ($vcs == DifferentialRevisionControlSystem::GIT) {
       if (!$repository->getDetail('github-token')) {
         $token = substr(base64_encode(Filesystem::readRandomBytes(8)), 0, 8);
         $repository->setDetail('github-token', $token);
         $repository->save();
       }
 
       $views['github'] = 'Github';
     }
 
     $this->repository = $repository;
 
     if (!isset($views[$this->view])) {
       reset($views);
       $this->view = key($views);
     }
 
     $nav = new AphrontSideNavView();
     foreach ($views as $view => $name) {
       $nav->addNavItem(
         phutil_render_tag(
           'a',
           array(
             'class' => ($view == $this->view
               ? 'aphront-side-nav-selected'
               : null),
             'href'  => '/repository/edit/'.$repository->getID().'/'.$view.'/',
           ),
           phutil_escape_html($name)));
     }
 
     $this->sideNav = $nav;
 
     switch ($this->view) {
       case 'basic':
         return $this->processBasicRequest();
       case 'tracking':
         return $this->processTrackingRequest();
       case 'github':
         return $this->processGithubRequest();
       default:
         throw new Exception("Unknown view.");
     }
   }
 
   protected function processBasicRequest() {
     $request = $this->getRequest();
     $user = $request->getUser();
     $repository = $this->repository;
     $repository_id = $repository->getID();
 
     $type_map = array(
       'svn' => 'Subversion',
       'git' => 'Git',
     );
 
     $errors = array();
 
     $e_name = true;
 
     if ($request->isFormPost()) {
       $repository->setName($request->getStr('name'));
 
       if (!strlen($repository->getName())) {
         $e_name = 'Required';
         $errors[] = 'Repository name is required.';
       } else {
         $e_name = null;
       }
 
       $repository->setDetail('description', $request->getStr('description'));
 
       if (!$errors) {
         $repository->save();
         return id(new AphrontRedirectResponse())
           ->setURI('/repository/edit/'.$repository_id.'/basic/?saved=true');
       }
     }
 
     $error_view = null;
     if ($errors) {
       $error_view = new AphrontErrorView();
       $error_view->setErrors($errors);
       $error_view->setTitle('Form Errors');
     } else if ($request->getStr('saved')) {
       $error_view = new AphrontErrorView();
       $error_view->setSeverity(AphrontErrorView::SEVERITY_NOTICE);
       $error_view->setTitle('Changes Saved');
       $error_view->appendChild(
         'Repository changes were saved.');
     }
 
     $form = new AphrontFormView();
     $form
       ->setUser($user)
       ->setAction('/repository/edit/'.$repository->getID().'/')
       ->appendChild(
         id(new AphrontFormTextControl())
           ->setLabel('Name')
           ->setName('name')
           ->setValue($repository->getName())
           ->setError($e_name)
           ->setCaption('Human-readable repository name.'))
       ->appendChild(
         id(new AphrontFormTextAreaControl())
           ->setLabel('Description')
           ->setName('description')
           ->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_SHORT)
           ->setValue($repository->getDetail('description')))
       ->appendChild(
         id(new AphrontFormStaticControl())
           ->setLabel('Callsign')
           ->setName('callsign')
           ->setValue($repository->getCallsign()))
       ->appendChild(
         id(new AphrontFormStaticControl())
           ->setLabel('Type')
           ->setName('type')
           ->setValue($repository->getVersionControlSystem()))
       ->appendChild(
         id(new AphrontFormStaticControl())
           ->setLabel('ID')
           ->setValue($repository->getID()))
       ->appendChild(
         id(new AphrontFormStaticControl())
           ->setLabel('PHID')
           ->setValue($repository->getPHID()))
       ->appendChild(
         id(new AphrontFormSubmitControl())
           ->setValue('Save'));
 
     $panel = new AphrontPanelView();
     $panel->setHeader('Edit Repository');
     $panel->appendChild($form);
     $panel->setWidth(AphrontPanelView::WIDTH_FORM);
 
 
     $nav = $this->sideNav;
 
     $nav->appendChild($error_view);
     $nav->appendChild($panel);
 
     return $this->buildStandardPageResponse(
       $nav,
       array(
         'title' => 'Edit Repository',
       ));
   }
 
   private function processTrackingRequest() {
     $request = $this->getRequest();
     $user = $request->getUser();
     $repository = $this->repository;
     $repository_id = $repository->getID();
 
     $errors = array();
 
     $e_uri = null;
     $e_path = null;
 
     $is_git = false;
     $is_svn = false;
 
     switch ($repository->getVersionControlSystem()) {
       case PhabricatorRepositoryType::REPOSITORY_TYPE_GIT:
         $is_git = true;
         break;
       case PhabricatorRepositoryType::REPOSITORY_TYPE_SVN:
         $is_svn = true;
         break;
       default:
         throw new Exception("Unsupported VCS!");
     }
 
     if ($request->isFormPost()) {
       $tracking = ($request->getStr('tracking') == 'enabled' ? true : false);
       $repository->setDetail('tracking-enabled', $tracking);
       $repository->setDetail('remote-uri', $request->getStr('uri'));
       $repository->setDetail('local-path', $request->getStr('path'));
       $repository->setDetail(
         'pull-frequency',
         max(1, $request->getInt('frequency')));
 
       if ($is_git) {
         $repository->setDetail(
           'default-branch',
           $request->getStr('default-branch'));
       }
 
+      $repository->setDetail(
+        'default-owners-path',
+        $request->getStr(
+          'default-owners-path',
+          '/'));
+
       $repository->setDetail(
         'detail-parser',
         $request->getStr(
           'detail-parser',
           'PhabricatorRepositoryDefaultCommitMessageDetailParser'));
 
       if ($tracking) {
         if (!$repository->getDetail('remote-uri')) {
           $e_uri = 'Required';
           $errors[] = "Repository URI is required.";
         }
         if (!$repository->getDetail('local-path')) {
           $e_path = 'Required';
           $errors[] = "Local path is required.";
         }
       }
 
       if (!$errors) {
         $repository->save();
         return id(new AphrontRedirectResponse())
           ->setURI('/repository/edit/'.$repository_id.'/tracking/?saved=true');
       }
     }
 
     $error_view = null;
     if ($errors) {
       $error_view = new AphrontErrorView();
       $error_view->setErrors($errors);
       $error_view->setTitle('Form Errors');
     } else if ($request->getStr('saved')) {
       $error_view = new AphrontErrorView();
       $error_view->setSeverity(AphrontErrorView::SEVERITY_NOTICE);
       $error_view->setTitle('Changes Saved');
       $error_view->appendChild(
         'Tracking changes were saved. You may need to restart the daemon '.
         'before changes will take effect.');
     }
 
     $uri_caption = null;
     $path_caption = null;
 
 
     switch ($repository->getVersionControlSystem()) {
       case PhabricatorRepositoryType::REPOSITORY_TYPE_GIT:
         $is_git = true;
         $uri_caption =
           'The user the tracking daemon runs as must have permission to '.
           '<tt>git clone</tt> from this URI.';
         $path_caption =
           'Directory where the daemon should look to find a copy of the '.
           'repository (or create one if it does not yet exist). The daemon '.
           'will regularly pull remote changes into this working copy.';
         break;
       case PhabricatorRepositoryType::REPOSITORY_TYPE_SVN:
         $is_svn = true;
         $uri_caption =
           'The user the tracking daemon runs as must have permission to '.
           '<tt>svn log</tt> from this URI.';
         break;
     }
 
     $form = new AphrontFormView();
     $form
       ->setUser($user)
       ->setAction('/repository/edit/'.$repository->getID().'/tracking/')
       ->appendChild(
         '<p class="aphront-form-instructions">Phabricator can track '.
         'repositories, importing commits as they happen and notifying '.
         'Differential, Diffusion, Herald, and other services. To enable '.
         'tracking for a repository, configure it here and then start (or '.
         'restart) the daemons (TODO: explain this).</p>')
       ->appendChild(
         id(new AphrontFormStaticControl())
           ->setLabel('Repository')
           ->setValue($repository->getName()))
       ->appendChild(
         id(new AphrontFormSelectControl())
           ->setName('tracking')
           ->setLabel('Tracking')
           ->setOptions(array(
             'disabled'  => 'Disabled',
             'enabled'   => 'Enabled',
           ))
           ->setValue(
             $repository->getDetail('tracking-enabled')
               ? 'enabled'
               : 'disabled'))
       ->appendChild(
         id(new AphrontFormTextControl())
           ->setName('uri')
           ->setLabel('URI')
           ->setValue($repository->getDetail('remote-uri'))
           ->setError($e_uri)
           ->setCaption($uri_caption))
       ->appendChild(
         id(new AphrontFormTextControl())
           ->setName('path')
           ->setLabel('Local Path')
           ->setValue($repository->getDetail('local-path'))
           ->setError($e_path)
           ->setCaption($path_caption))
       ->appendChild(
         id(new AphrontFormTextControl())
           ->setName('frequency')
           ->setLabel('Pull Frequency')
           ->setValue($repository->getDetail('pull-frequency', 15))
           ->setCaption(
             'Number of seconds daemon should sleep between requests. Larger '.
             'numbers reduce load but also decrease responsiveness.'));
 
     if ($is_git) {
       $form
         ->appendChild(
           id(new AphrontFormTextControl())
             ->setName('default-branch')
             ->setLabel('Default Branch')
             ->setValue(
               $repository->getDetail(
                 'default-branch',
                 'origin/master'))
             ->setCaption(
               'Default <strong>remote</strong> branch to show in Diffusion.'));
     }
 
+    $form
+      ->appendChild(
+        id(new AphrontFormTextControl())
+          ->setName('default-owners-path')
+          ->setLabel('Default Owners Path')
+          ->setValue(
+            $repository->getDetail(
+              'default-owners-path',
+              '/'))
+          ->setCaption('Default path in Owners tool.'));
+
     $parsers = id(new PhutilSymbolLoader())
       ->setAncestorClass('PhabricatorRepositoryCommitMessageDetailParser')
       ->selectSymbolsWithoutLoading();
     $parsers = ipull($parsers, 'name', 'name');
 
     $form
       ->appendChild(
         '<p class="aphront-form-instructions">If you extend the commit '.
         'message format, you can provide a new parser which will extract '.
         'extra information from it when commits are imported. This is an '.
         'advanced feature, and using the default parser will be suitable '.
         'in most cases.</p>')
       ->appendChild(
         id(new AphrontFormSelectControl())
           ->setName('detail-parser')
           ->setLabel('Detail Parser')
           ->setOptions($parsers)
           ->setValue(
             $repository->getDetail(
               'detail-parser',
               'PhabricatorRepositoryDefaultCommitMessageDetailParser')))
       ->appendChild(
         id(new AphrontFormSubmitControl())
           ->setValue('Save'));
 
     $panel = new AphrontPanelView();
     $panel->setHeader('Repository Tracking');
     $panel->appendChild($form);
     $panel->setWidth(AphrontPanelView::WIDTH_WIDE);
 
     $nav = $this->sideNav;
     $nav->appendChild($error_view);
     $nav->appendChild($panel);
 
     return $this->buildStandardPageResponse(
       $nav,
       array(
         'title' => 'Edit Repository Tracking',
       ));
   }
 
 
   private function processGithubRequest() {
     $request = $this->getRequest();
     $user = $request->getUser();
     $repository = $this->repository;
     $repository_id = $repository->getID();
 
     $token = $repository->getDetail('github-token');
     $path = '/github-post-receive/'.$repository_id.'/'.$token.'/';
     $post_uri = PhabricatorEnv::getURI($path);
 
     $gitform = new AphrontFormView();
     $gitform
       ->setUser($user)
       ->appendChild(
         '<p class="aphront-form-instructions">You can configure GitHub to '.
         'notify Phabricator after changes are pushed. Log into GitHub, go '.
         'to "Admin" &rarr; "Service Hooks" &rarr; "Post-Receive URLs", and '.
         'add this URL to the list. Obviously, this will only work if your '.
         'Phabricator installation is accessible from the internet.</p>')
       ->appendChild(
         '<p class="aphront-form-instructions"> If things are working '.
         'properly, push notifications should appear below once you make some '.
         'commits.</p>')
       ->appendChild(
         id(new AphrontFormTextControl())
           ->setLabel('URL')
           ->setCaption('Set this as a GitHub "Post-Receive URL".')
           ->setValue($post_uri))
       ->appendChild('<br /><br />')
       ->appendChild('<h1>Recent Commit Notifications</h1>');
 
     $notifications = id(new PhabricatorRepositoryGitHubNotification())
       ->loadAllWhere(
         'repositoryPHID = %s ORDER BY id DESC limit 10',
         $repository->getPHID());
 
     $rows = array();
     foreach ($notifications as $notification) {
       $rows[] = array(
         phutil_escape_html($notification->getRemoteAddress()),
         phabricator_format_timestamp($notification->getDateCreated()),
         $notification->getPayload()
           ? phutil_escape_html(substr($notification->getPayload(), 0, 32).'...')
           : 'Empty',
       );
     }
 
     $notification_table = new AphrontTableView($rows);
     $notification_table->setHeaders(
       array(
         'Remote Address',
         'Received',
         'Payload',
       ));
     $notification_table->setColumnClasses(
       array(
         null,
         null,
         'wide',
       ));
     $notification_table->setNoDataString(
       'Phabricator has not yet received any commit notifications for this '.
       'repository from GitHub.');
 
     $gitform->appendChild($notification_table);
 
     $github = new AphrontPanelView();
     $github->setHeader('GitHub Integration');
     $github->appendChild($gitform);
     $github->setWidth(AphrontPanelView::WIDTH_FORM);
 
     $nav = $this->sideNav;
     $nav->appendChild($github);
 
     return $this->buildStandardPageResponse(
       $nav,
       array(
         'title' => 'Repository Github Integration',
       ));
   }
 }
diff --git a/src/view/control/typeahead/AphrontTypeaheadTemplateView.php b/src/view/control/typeahead/AphrontTypeaheadTemplateView.php
new file mode 100644
index 0000000000..a67b8acea1
--- /dev/null
+++ b/src/view/control/typeahead/AphrontTypeaheadTemplateView.php
@@ -0,0 +1,81 @@
+<?php
+
+/*
+ * Copyright 2011 Facebook, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class AphrontTypeaheadTemplateView extends AphrontView {
+
+  private $value;
+  private $name;
+  private $id;
+
+  public function setID($id) {
+    $this->id = $id;
+    return $this;
+  }
+
+  public function setValue(array $value) {
+    $this->value = $value;
+    return $this;
+  }
+
+  public function getValue() {
+    return $this->value;
+  }
+
+  public function setName($name) {
+    $this->name = $name;
+    return $this;
+  }
+
+  public function getName() {
+    return $this->name;
+  }
+
+  public function render() {
+    require_celerity_resource('aphront-typeahead-control-css');
+
+    $id = $this->id;
+    $name = $this->getName();
+    $values = nonempty($this->getValue(), array());
+
+    $tokens = array();
+    foreach ($values as $key => $value) {
+      $tokens[] = $this->renderToken($key, $value);
+    }
+
+    $input = javelin_render_tag(
+      'input',
+      array(
+        'name'          => $name,
+        'class'         => 'jx-typeahead-input',
+        'sigil'         => 'typeahead',
+        'type'          => 'text',
+        'value'         => $this->value,
+        'autocomplete'  => 'off',
+      ));
+
+    return javelin_render_tag(
+      'div',
+      array(
+        'id'    => $id,
+        'sigil' => 'typeahead-hardpoint',
+        'class' => 'jx-typeahead-hardpoint',
+      ),
+      $input.
+      '<div style="clear: both;"></div>');
+  }
+}
diff --git a/src/view/control/typeahead/__init__.php b/src/view/control/typeahead/__init__.php
new file mode 100644
index 0000000000..53a704b096
--- /dev/null
+++ b/src/view/control/typeahead/__init__.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * This file is automatically generated. Lint this module to rebuild it.
+ * @generated
+ */
+
+
+
+phutil_require_module('phabricator', 'infrastructure/celerity/api');
+phutil_require_module('phabricator', 'infrastructure/javelin/markup');
+phutil_require_module('phabricator', 'view/base');
+
+phutil_require_module('phutil', 'utils');
+
+
+phutil_require_source('AphrontTypeaheadTemplateView.php');
diff --git a/webroot/rsrc/css/aphront/tokenizer.css b/webroot/rsrc/css/aphront/tokenizer.css
index b479875527..fb5dca87d0 100644
--- a/webroot/rsrc/css/aphront/tokenizer.css
+++ b/webroot/rsrc/css/aphront/tokenizer.css
@@ -1,64 +1,66 @@
 /**
  * @provides aphront-tokenizer-control-css
  * @requires aphront-typeahead-control-css
  */
 
 div.jx-tokenizer {
   background: transparent;
   position:   relative;
   display:    block;
   width:      100%;
 }
 
 div.jx-tokenizer-container {
   background: #fff;
   border: 1px solid #96A6C5;
   position: relative;
+  width: 100%;
+  padding: 0 2px;
 }
 
 var.jx-tokenizer-metrics {
   position: absolute;
   left: 20px;
   top: 20px;
 }
 
 input.jx-tokenizer-input {
   border: 1px solid transparent;
   border-width: 1px 0px;
   padding: 4px 4px 4px 3px;
   outline: none;
   float: left;
 }
 
 span.jx-tokenizer-x-placeholder {
   padding: 0 2px;
 }
 
 a.jx-tokenizer-token {
   padding: 1px 0 1px 4px;
   border:  1px solid #a4bdec;
   margin: 3px 2px 0 4px;
   background: #dee7f8;
   float: left;
   cursor: text;
   font-size: 12px;
 }
 
 a.jx-tokenizer-token:hover {
   text-decoration: none;
   background: #bbcef1;
   cursor: text;
 }
 
 a.jx-tokenizer-token a.jx-tokenizer-x {
   color: #627aad;
   font-family: Arial, sans-serif;
   font-weight: normal;
   cursor: pointer;
   padding: 0 4px;
 }
 
 a.jx-tokenizer-token a.jx-tokenizer-x:hover {
   text-decoration: none;
 }
 
diff --git a/webroot/rsrc/css/application/owners/owners-path-editor.css b/webroot/rsrc/css/application/owners/owners-path-editor.css
new file mode 100644
index 0000000000..79e106b42c
--- /dev/null
+++ b/webroot/rsrc/css/application/owners/owners-path-editor.css
@@ -0,0 +1,37 @@
+/**
+ * @provides owners-path-editor-css
+ */
+
+.owners-path-editor-table {
+  margin: 10px;
+}
+
+.owners-path-editor-table td {
+  padding: 2px 4px;
+}
+
+.owners-path-editor-table select {
+  width: 150px;
+}
+
+.owners-path-editor-table input {
+  width: 550px;
+}
+
+.owners-path-editor-table div.error-display {
+  width: 200px;
+  padding: 4px 12px 0;
+}
+
+.owners-path-editor-table div.validating {
+  color: #666666;
+}
+
+.owners-path-editor-table div.invalid {
+  color: #aa0000;
+}
+
+.owners-path-editor-table div.valid {
+  color: #00aa00;
+  font-weight: bold;
+}
diff --git a/webroot/rsrc/js/application/herald/HeraldRuleEditor.js b/webroot/rsrc/js/application/herald/HeraldRuleEditor.js
index 6b907d10e4..bfd9789a2e 100644
--- a/webroot/rsrc/js/application/herald/HeraldRuleEditor.js
+++ b/webroot/rsrc/js/application/herald/HeraldRuleEditor.js
@@ -1,363 +1,364 @@
 /**
  * @requires multirow-row-manager
  *           javelin-lib-dev
  *           javelin-typeahead-dev
+ *           path-typeahead
  * @provides herald-rule-editor
  * @javelin
  */
 
 JX.install('HeraldRuleEditor', {
   construct : function(config) {
     var root = JX.$(config.root);
     this._root = root;
 
     JX.DOM.listen(
       root,
       'click',
       'create-condition',
       JX.bind(this, this._onnewcondition));
 
     JX.DOM.listen(
       root,
       'click',
       'create-action',
       JX.bind(this, this._onnewaction));
 
     JX.DOM.listen(root, 'change', null, JX.bind(this, this._onchange));
     JX.DOM.listen(root, 'submit', null, JX.bind(this, this._onsubmit));
 
     var conditionsTable = JX.DOM.find(root, 'table', 'rule-conditions');
     var actionsTable = JX.DOM.find(root, 'table', 'rule-actions');
 
     this._conditionsRowManager = new JX.MultirowRowManager(conditionsTable);
     this._conditionsRowManager.listen(
       'row-removed',
       JX.bind(this, function(row_id) {
           delete this._config.conditions[row_id];
         }));
 
     this._actionsRowManager = new JX.MultirowRowManager(actionsTable);
     this._actionsRowManager.listen(
       'row-removed',
       JX.bind(this, function(row_id) {
           delete this._config.actions[row_id];
         }));
 
     this._conditionGetters = {};
     this._conditionTypes = {};
     this._actionGetters = {};
     this._actionTypes = {};
 
     this._config = config;
 
     var conditions = this._config.conditions;
     this._config.conditions = [];
 
     var actions = this._config.actions;
     this._config.actions = [];
 
     this._renderConditions(conditions);
     this._renderActions(actions);
   },
 
   members : {
     _config : null,
     _root : null,
     _conditionGetters : null,
     _conditionTypes : null,
     _actionGetters : null,
     _actionTypes : null,
     _conditionsRowManager : null,
     _actionsRowManager : null,
 
     _onnewcondition : function(e) {
       this._newCondition();
       e.kill();
     },
     _onnewaction : function(e) {
       this._newAction();
       e.kill();
     },
     _onchange : function(e) {
       var target = e.getTarget();
 
       var row = e.getNode(JX.MultirowRowManager.getRowSigil());
       if (!row) {
         // Changing the "when all of / any of these..." dropdown.
         return;
       }
 
       if (JX.Stratcom.hasSigil(target, 'field-select')) {
         this._onfieldchange(row);
       } else if (JX.Stratcom.hasSigil(target, 'condition-select')) {
         this._onconditionchange(row);
       } else if (JX.Stratcom.hasSigil(target, 'action-select')) {
         this._onactionchange(row);
       }
     },
     _onsubmit : function(e) {
       var rule = JX.DOM.find(this._root, 'input', 'rule');
 
       var k;
 
       for (k in this._config.conditions) {
         this._config.conditions[k][2] = this._getConditionValue(k);
       }
 
       var acts = this._config.actions;
       for (k in this._config.actions) {
         this._config.actions[k][1] = this._getActionTarget(k);
       }
 
       rule.value = JX.JSON.serialize({
         conditions: this._config.conditions,
         actions: this._config.actions
       });
     },
 
     _getConditionValue : function(id) {
       if (this._conditionGetters[id]) {
         return this._conditionGetters[id]();
       }
       return this._config.conditions[id][2];
     },
 
     _getActionTarget : function(id) {
       if (this._actionGetters[id]) {
         return this._actionGetters[id]();
       }
       return this._config.actions[id][1];
     },
 
     _onactionchange : function(r) {
       var target = JX.DOM.find(r, 'select', 'action-select');
       var row_id = this._actionsRowManager.getRowID(r);
 
       this._config.actions[row_id][0] = target.value;
 
       var target_cell = JX.DOM.find(r, 'td', 'target-cell');
       var target_input = this._renderTargetInputForRow(row_id);
 
       JX.DOM.setContent(target_cell, target_input);
     },
     _onfieldchange : function(r) {
       var target = JX.DOM.find(r, 'select', 'field-select');
       var row_id = this._actionsRowManager.getRowID(r);
 
       this._config.conditions[row_id][0] = target.value;
 
       var condition_cell = JX.DOM.find(r, 'td', 'condition-cell');
       var condition_select = this._renderSelect(
         this._selectKeys(
           this._config.info.conditions,
           this._config.info.conditionMap[target.value]),
         this._config.conditions[row_id][1],
         'condition-select');
 
       JX.DOM.setContent(condition_cell, condition_select);
 
       this._onconditionchange(r);
     },
     _onconditionchange : function(r) {
       var target = JX.DOM.find(r, 'select', 'condition-select');
       var row_id = this._conditionsRowManager.getRowID(r);
 
       this._config.conditions[row_id][1] = target.value;
 
       var value_cell = JX.DOM.find(r, 'td', 'value-cell');
       var value_input = this._renderValueInputForRow(row_id);
       JX.DOM.setContent(value_cell, value_input);
     },
 
     _renderTargetInputForRow : function(row_id) {
       var action = this._config.actions[row_id];
       var type = this._config.info.targets[action[0]];
 
       var input = this._buildInput(type);
       var node = input[0];
       var get_fn = input[1];
       var set_fn = input[2];
 
       if (node) {
         JX.Stratcom.addSigil(node, 'action-target');
       }
 
 
       var old_type = this._actionTypes[row_id];
       if (old_type == type || !old_type) {
         set_fn(this._getActionTarget(row_id));
       }
 
       this._actionTypes[row_id] = type;
       this._actionGetters[row_id] = get_fn;
 
       return node;
     },
 
     _buildInput : function(type) {
       var input;
       var get_fn;
       var set_fn;
       switch (type) {
         case 'rule':
           input = this._renderSelect(this._config.template.rules);
           get_fn = function() { return input.value; };
           set_fn = function(v) { input.value = v; };
           break;
         case 'email':
         case 'user':
         case 'repository':
         case 'tag':
         case 'package':
           var tokenizer = this._newTokenizer(type);
           input = tokenizer[0];
           get_fn = tokenizer[1];
           set_fn = tokenizer[2];
           break;
         case 'none':
           input = '';
           get_fn = JX.bag;
           set_fn = JX.bag;
           break;
         default:
           input = JX.$N('input');
           get_fn = function() { return input.value; };
           set_fn = function(v) { input.value = v; };
           break;
       }
 
       return [input, get_fn, set_fn];
     },
 
     _renderValueInputForRow : function(row_id) {
       var cond = this._config.conditions[row_id];
       var type = this._config.info.values[cond[0]][cond[1]];
 
       var input = this._buildInput(type);
       var node = input[0];
       var get_fn = input[1];
       var set_fn = input[2];
 
       if (node) {
         JX.Stratcom.addSigil(node, 'condition-value');
       }
 
       var old_type = this._conditionTypes[row_id];
       if (old_type == type || !old_type) {
         set_fn(this._getConditionValue(row_id));
       }
 
       this._conditionTypes[row_id] = type;
       this._conditionGetters[row_id] = get_fn;
 
       return node;
     },
 
     _newTokenizer : function(type) {
       var template = JX.$N(
         'div',
         new JX.HTML(this._config.template.markup));
       template = template.firstChild;
       template.id = '';
 
       var datasource = new JX.TypeaheadPreloadedSource(
         this._config.template.source[type]);
 
       var typeahead = new JX.Typeahead(template);
       typeahead.setDatasource(datasource);
 
       var tokenizer = new JX.Tokenizer(template);
       tokenizer.setTypeahead(typeahead);
       tokenizer.start();
 
       return [
         template,
         function() {
           return tokenizer.getTokens();
         },
         function(map) {
           for (var k in map) {
             tokenizer.addToken(k, map[k]);
           }
         }];
     },
     _selectKeys : function(map, keys) {
       var r = {};
       for (var ii = 0; ii < keys.length; ii++) {
         r[keys[ii]] = map[keys[ii]];
       }
       return r;
     },
     _renderConditions : function(conditions) {
       for (var k in conditions) {
         this._newCondition(conditions[k]);
       }
     },
     _newCondition : function(data) {
       var row = this._conditionsRowManager.addRow([]);
       var row_id = this._conditionsRowManager.getRowID(row);
       this._config.conditions[row_id] = data || [null, null, ''];
       var r = this._conditionsRowManager.updateRow(
         row_id,
         this._renderCondition(row_id));
 
       this._onfieldchange(r);
     },
     _renderCondition : function(row_id) {
       var field_select = this._renderSelect(
         this._config.info.fields,
         this._config.conditions[row_id][0],
         'field-select');
       var field_cell = JX.$N('td', {sigil: 'field-cell'}, field_select);
 
       var condition_cell = JX.$N('td', {sigil: 'condition-cell'});
       var value_cell = JX.$N('td', {className : 'value', sigil: 'value-cell'});
 
       return [field_cell, condition_cell, value_cell];
     },
     _renderActions : function(actions) {
       for (var k in actions) {
         this._newAction(actions[k]);
         delete actions[k];
       }
     },
     _newAction : function(data) {
       data = data || [];
       var temprow = this._actionsRowManager.addRow([]);
       var row_id = this._actionsRowManager.getRowID(temprow);
       this._config.actions[row_id] = data;
       var r = this._actionsRowManager.updateRow(row_id,
                                                 this._renderAction(data));
       this._onactionchange(r);
     },
     _renderAction : function(action) {
       var action_select = this._renderSelect(
         this._config.info.actions,
         action[0],
         'action-select');
       var action_cell = JX.$N('td', {sigil: 'action-cell'}, action_select);
 
       var target_cell = JX.$N(
         'td',
         {className : 'target', sigil : 'target-cell'});
 
       return [action_cell, target_cell];
     },
     _renderSelect : function(map, selected, sigil) {
       var select = JX.$N(
         'select',
         {
           style : {width: '250px', margin: '0 .5em 0 0'},
           sigil : sigil
         });
       for (var k in map) {
         select.options[select.options.length] = new Option(map[k], k);
         if (k == selected) {
           select.value = k;
         }
       }
       select.value = select.value || JX.keys(map)[0];
       return select;
     }
   }
 });
diff --git a/webroot/rsrc/js/application/herald/PathTypeahead.js b/webroot/rsrc/js/application/herald/PathTypeahead.js
new file mode 100644
index 0000000000..86e7ab0641
--- /dev/null
+++ b/webroot/rsrc/js/application/herald/PathTypeahead.js
@@ -0,0 +1,202 @@
+/**
+ * @requires javelin-lib-dev
+ *           javelin-typeahead-dev
+ * @provides path-typeahead
+ * @javelin
+ */
+
+JX.install('PathTypeahead', {
+  construct : function(config) {
+    this._repositorySelect = config.repo_select;
+    this._hardpoint = config.hardpoint;
+    this._input = config.path_input;
+    this._completeURI = config.completeURI;
+    this._validateURI = config.validateURI;
+    this._errorDisplay = config.error_display;
+
+    /*
+     * Default values to preload the typeahead with, for extremely common
+     * cases.
+     */
+    this._textInputValues = config.repositoryDefaultPaths;
+
+    this._initializeDatasource();
+    this._initializeTypeahead(this._input);
+  },
+  members : {
+    /*
+     * DOM <select> elem for choosing the repository of a path.
+     */
+    _repositorySelect : null,
+    /*
+     * DOM parent div "hardpoint" to be passed to the JX.Typeahead.
+     */
+    _hardpoint : null,
+    /*
+     * DOM element to display errors.
+     */
+    _errorDisplay : null,
+    /*
+     * URI to query for typeahead results, to be passed to the
+     * TypeaheadOnDemandSource.
+    */
+    _completeURI : null,
+
+    /*
+     * Underlying JX.TypeaheadOnDemandSource instance
+     */
+    _datasource : null,
+
+    /*
+     * Underlying JX.Typeahead instance
+     */
+    _typeahead : null,
+
+    /*
+     * Underlying input
+     */
+    _input : null,
+
+    /*
+     * Whenever the user changes the typeahead value, we track the change
+     * here, keyed by the selected repository ID. That way, we can restore
+     * typed values if they change the repository choice and then change back.
+     */
+    _textInputValues : null,
+
+    /*
+     * Configurable endpoint for server-side path validation
+     */
+    _validateURI : null,
+
+    /*
+     * Keep the validation AJAX request so we don't send several.
+     */
+    _validationInflight : null,
+
+    /*
+     * Installs path-specific behaviors and then starts the underlying
+     * typeahead.
+     */
+    start : function() {
+      if (this._typeahead.getValue()) {
+        this._textInputValues[this._repositorySelect.value] =
+          this._typeahead.getValue();
+      }
+
+      this._typeahead.listen(
+        'change',
+        JX.bind(this, function(value) {
+          this._textInputValues[this._repositorySelect.value] = value;
+          this._validate();
+        }));
+
+      this._typeahead.listen(
+        'choose',
+        JX.bind(this, function() {
+          JX.defer(
+            JX.bind(this._typeahead, this._typeahead.refresh));
+        }));
+
+      var repo_set_input = JX.bind(this, this._onrepochange);
+
+      this._typeahead.listen('start', repo_set_input);
+      JX.DOM.listen(
+        this._repositorySelect,
+        'change',
+        null,
+        repo_set_input);
+
+      this._typeahead.start();
+      this._validate();
+    },
+
+    _onrepochange : function() {
+      this._setPathInputBasedOnRepository(
+        this._typeahead,
+        this._textInputValues);
+
+      this._datasource.setAuxiliaryData(
+        {repositoryPHID : this._repositorySelect.value}
+      );
+    },
+
+    _setPathInputBasedOnRepository : function(typeahead, lookup) {
+      if (lookup[this._repositorySelect.value]) {
+        typeahead.setValue(lookup[this._repositorySelect.value]);
+      } else {
+        typeahead.setValue('/');
+      }
+    },
+
+    _initializeDatasource : function() {
+      this._datasource = new JX.TypeaheadOnDemandSource(this._completeURI);
+      this._datasource.setNormalizer(this._datasourceNormalizer);
+      this._datasource.setQueryDelay(40);
+    },
+
+    /*
+     * Construct and initialize the Typeahead.
+     * Must be called after initializing the datasource.
+     */
+    _initializeTypeahead : function(path_input) {
+      this._typeahead = new JX.Typeahead(this._hardpoint, path_input);
+      this._datasource.setMaximumResultCount(15);
+      this._typeahead.setDatasource(this._datasource);
+    },
+
+    _datasourceNormalizer : function(str) {
+      return ('' + str).replace(/[\/]+/g, '\/');
+    },
+
+    _validate : function() {
+      var input = this._input;
+      var repo_id = this._repositorySelect.value;
+      var input_value = input.value;
+      var error_display = this._errorDisplay;
+
+      if (!input_value.length) {
+        input.value = '/';
+        input_value = '/';
+      }
+
+      if (this._validationInflight) {
+        this._validationInflight.abort();
+        this._validationInflight = null;
+      }
+
+      var validation_request = new JX.Request(
+        this._validateURI,
+        function(payload) {
+          // Don't change validation display state if the input has been
+          // changed since we started validation
+          if (input.value === input_value) {
+            if (payload.valid) {
+              JX.DOM.alterClass(error_display, 'invalid', false);
+              JX.DOM.alterClass(error_display, 'valid', true);
+            } else {
+              JX.DOM.alterClass(error_display, 'invalid', true);
+              JX.DOM.alterClass(error_display, 'valid', false);
+            }
+            JX.DOM.setContent(error_display, payload.message);
+          }
+        });
+
+      validation_request.listen('finally', function() {
+        JX.DOM.alterClass(error_display, 'validating', false);
+        this._validationInflight = null;
+      });
+
+      validation_request.setData(
+        {
+          repositoryPHID : repo_id,
+          path : input_value
+        });
+
+      this._validationInflight = validation_request;
+
+      validation_request.setTimeout(750);
+      validation_request.send();
+    }
+  }
+});
diff --git a/webroot/rsrc/js/application/owners/OwnersPathEditor.js b/webroot/rsrc/js/application/owners/OwnersPathEditor.js
new file mode 100644
index 0000000000..a3c0db7066
--- /dev/null
+++ b/webroot/rsrc/js/application/owners/OwnersPathEditor.js
@@ -0,0 +1,171 @@
+/**
+ * @requires multirow-row-manager
+ *           javelin-lib-dev
+ *           javelin-typeahead-dev
+ *           path-typeahead
+ * @provides owners-path-editor
+ * @javelin
+ */
+
+JX.install('OwnersPathEditor', {
+  construct : function(config) {
+    var root = JX.$(config.root);
+
+    this._rowManager = new JX.MultirowRowManager(
+      JX.DOM.find(root, 'table', config.table));
+
+    JX.DOM.listen(
+      JX.DOM.find(root, 'a', config.add_button),
+      'click',
+      null,
+      JX.bind(this, this._onaddpath));
+
+    this._count = 0;
+    this._repositories = config.repositories;
+    this._inputTemplate = config.input_template;
+
+    this._completeURI = config.completeURI;
+    this._validateURI = config.validateURI;
+    this._repositoryDefaultPaths = config.repositoryDefaultPaths;
+
+    this._initializePaths(config.pathRefs);
+  },
+  members : {
+    /*
+     * MultirowRowManager for controlling add/remove behavior
+     */
+    _rowManager : null,
+
+    /*
+     * Array of objects with 'name' and 'repo_id' keys for
+     * selecting the repository of a path.
+     */
+    _repositories : null,
+
+    /*
+     * How many rows have been created, for form name generation.
+     */
+    _count : 0,
+    /*
+     * URL for the typeahead datasource.
+     */
+    _completeURI : null,
+    /*
+     * URL for path validation requests.
+     */
+    _validateURI : null,
+    /*
+     * Template typeahead markup to be copied per row.
+     */
+    _inputTemplate : null,
+    /*
+     * Most packages will be in one repository, so remember whenever
+     * the user chooses a repository, and use that repository as the
+     * default for future rows.
+     */
+    _lastRepositoryChoice : null,
+
+    _repositoryDefaultPaths : null,
+
+    /*
+     * Initialize with 0 or more rows.
+     * Adds one initial row if none are given.
+     */
+    _initializePaths : function(path_refs) {
+      for (var k in path_refs) {
+        this.addPath(path_refs[k]);
+      }
+      if (!JX.keys(path_refs).length) {
+        this.addPath();
+      }
+    },
+
+    /*
+     * Build a row.
+     */
+    addPath : function(path_ref) {
+      // Smart default repository. See _lastRepositoryChoice.
+      if (path_ref) {
+        this._lastRepositoryChoice = path_ref.repositoryPHID;
+      }
+      path_ref = path_ref || {};
+
+      var selected_repository = path_ref.repositoryPHID ||
+        this._lastRepositoryChoice;
+      var options = this._buildRepositoryOptions(selected_repository);
+      var attrs = {
+        name : "repo[" + this._count + "]"
+      };
+      var repo_select = JX.$N('select', attrs, options);
+
+      JX.DOM.listen(repo_select, 'change', null, JX.bind(this, function(e) {
+        this._lastRepositoryChoice = repo_select.value;
+      }));
+
+      var repo_cell = JX.$N('td', {}, repo_select);
+      var typeahead_cell = JX.$N(
+        'td',
+        JX.HTML(this._inputTemplate));
+
+      // Text input for path.
+      var path_input = JX.DOM.find(typeahead_cell, 'input');
+      JX.copy(
+        path_input,
+        {
+          value : path_ref.path || "",
+          name : "path[" + this._count + "]",
+        });
+
+      // The Typeahead requires a display div called hardpoint.
+      var hardpoint = JX.DOM.find(
+        typeahead_cell,
+        'div',
+        'typeahead-hardpoint');
+
+      var error_display = JX.$N(
+        'div',
+        {
+          className : "error-display validating"
+        },
+        'Validating...');
+
+      var error_display_cell = JX.$N('td', {}, error_display);
+
+      var row = this._rowManager.addRow(
+        [repo_cell, typeahead_cell, error_display_cell]);
+
+      new JX.PathTypeahead({
+        repositoryDefaultPaths : this._repositoryDefaultPaths,
+        repo_select : repo_select,
+        path_input : path_input,
+        hardpoint : hardpoint,
+        error_display : error_display,
+        completeURI : this._completeURI,
+        validateURI : this._validateURI}).start();
+
+      this._count++;
+      return row;
+    },
+
+    _onaddpath : function(e) {
+      e.kill();
+      this.addPath();
+    },
+
+    /**
+     * Helper to build the options for the repository choice dropdown.
+     */
+    _buildRepositoryOptions : function(selected) {
+      var repos = this._repositories;
+      var result = [];
+      for (var k in repos) {
+        var attr = {
+          value : k,
+          selected : (selected == k)
+        };
+        result.push(JX.$N('option', attr, repos[k]));
+      }
+      return result;
+    }
+  }
+});
diff --git a/webroot/rsrc/js/application/owners/owners-path-editor.js b/webroot/rsrc/js/application/owners/owners-path-editor.js
new file mode 100644
index 0000000000..55f1f7ee38
--- /dev/null
+++ b/webroot/rsrc/js/application/owners/owners-path-editor.js
@@ -0,0 +1,10 @@
+/**
+ * @requires owners-path-editor
+ *           javelin-lib-dev
+ * @provides javelin-behavior-owners-path-editor
+ * @javelin
+ */
+
+JX.behavior('owners-path-editor', function(config) {
+  new JX.OwnersPathEditor(config);
+});