Remove various unused beahviors from PHUIWorkboardView

Summary: Ref T5240. We don't currently use any of these options and I don't think we have any plans to use them. Strip them out for now to make fixing drag-and-drop stuff easier.

Test Plan: Grepped for removed stuff, no hits.

Reviewers: chad

Reviewed By: chad

Maniphest Tasks: T5240

Differential Revision: https://secure.phabricator.com/D14864

resources/celerity/map.php

@@ -152,7 +152,7 @@ return array(
     'rsrc/css/phui/phui-text.css' => 'cf019f54',
     'rsrc/css/phui/phui-timeline-view.css' => '2efceff8',
     'rsrc/css/phui/phui-two-column-view.css' => '39ecafb1',
-    'rsrc/css/phui/phui-workboard-view.css' => '6704d68d',
+    'rsrc/css/phui/phui-workboard-view.css' => '24fe2a66',
     'rsrc/css/phui/phui-workpanel-view.css' => 'adec7699',
     'rsrc/css/sprite-login.css' => '60e8560e',
     'rsrc/css/sprite-main-header.css' => 'f07bbb87',
@@ -828,7 +828,7 @@ return array(
     'phui-theme-css' => '6b451f24',
     'phui-timeline-view-css' => '2efceff8',
     'phui-two-column-view-css' => '39ecafb1',
-    'phui-workboard-view-css' => '6704d68d',
+    'phui-workboard-view-css' => '24fe2a66',
     'phui-workpanel-view-css' => 'adec7699',
     'phuix-action-list-view' => 'b5c256b8',
     'phuix-action-view' => '8cf6d262',