[Common UI] Initial commonUI bundles

Bring in work on general-purpose and over-arching
user interface bundles from the sandbox transition
branch. WTD-574.

platform/commonUI/dialog/res/templates/overlay.html

@@ -0,0 +1,28 @@
+<div class="abs overlay" ng-show="ngModel.visible">
+    <div class="abs blocker"></div>
+    <div class="abs holder">
+        <a href=""
+           ng-click="state.cancel()"
+           class="btn normal outline ui-symbol close">x</a>
+        <div class="abs contents">
+            <div class="abs top-bar">
+                <div class="title">{{ngModel.title}}</div>
+                <div class="hint">All fields marked <span class="ui-symbol req">*</span> are required.</div>
+            </div>
+            <div class="abs form outline editor">
+                <div class='abs contents'>
+                    <!-- mct-include key="'form'" ng-model="" -->
+                    <textarea ng-model="ngModel.value"></textarea>
+                </div>
+            </div>
+            <div class="abs bottom-bar">
+                <a class='btn lg major' href='' ng-click="ngModel.confirm()">
+                    OK
+                </a>
+                <a class='btn lg subtle' href='' ng-click="ngModel.cancel()">
+                    Cancel
+                </a>
+            </div>
+        </div>
+    </div>
+</div>