[Layout] Add view large button for zooming

Fixes #1437
Markup and CSS for `view large` button in frame context;
Sass formatting cleanups; removed unused styles from
_layout.scss; mods to MCTTriggerModal.js to remove
button label functionality;

Added new "icon-expand" glyph and class;

Fixes #1437
Fixes #1423
New overlay > l-dialog and l-large-view classes;
Fix context-menu z-index to allow context menu
to appear in the overlay;
.object-top-bar refactored and replaced with
.object-browse-bar;
frame > hover now only displays local controls for
proper level, handles nested layout situation;
Fixed font-weight display issues;
MCTTriggerModal.js modified to do the following:
- Remove .frame classes when displaying object in overlay
- Allow click on this overlay .blocker to dismiss overlay

Fixed min-width issue incorrectly targeting .object-browse-bar in frame context;

Added expand anim to large view holder;
Changed close button icon

Significant mobile styling and cleanups;
Markup mods for overlay.html;
Handles dialog on top of large view;
Form validation now displays better in mobile;
Updated /src/api/ui/dialog.html to be in-line
with /platform/commonUI/dialog/res/templates/overlay.html;
Moved border-radius from containerBase to btnBase mixins;

Animate with scale for GPU acceleration

Change desktop animation to use scale, so that it is hardware
accelerated and buttery smooth.  Also fixes text anti-aliasing
to improve readability.

Moved mobile/overlay/_overlay.scss styles into
overlay/_overlay.scss; removed mobile/overlay/_overlay.scss;
Cleanups in _overlay.scss; restored max-width/max-height
to dialogs (removed in #1376 for #1298) and added
min-width;

[Frontend] Mobile fixes in overlay and related

Fixes #1437
Added mobile-specific styling to _messages.scss;
Fixed button layout and margins in _overlay.scss;
Fixed message.html to not default to major style
buttons;

[Frontend] Timing tweaks

Fixes #1437
Moved large view expand transition duration
into theme _constants files; shortened anim
duration

Fix Style errors

[mctTriggerModal] correct scope for toggle

Correct scope for toggleFunction such that #1503 no longer occurs.

Fixes #1503

[Style] Add copyright header

platform/features/layout/src/MCTTriggerModal.js

@@ -0,0 +1,137 @@
+/*****************************************************************************
+ * Open MCT, Copyright (c) 2014-2016, United States Government
+ * as represented by the Administrator of the National Aeronautics and Space
+ * Administration. All rights reserved.
+ *
+ * Open MCT is 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.
+ *
+ * Open MCT includes source code licensed under additional open source
+ * licenses. See the Open Source Licenses file (LICENSES.md) included with
+ * this source code distribution or the Licensing information page available
+ * at runtime from the About dialog for additional information.
+ *****************************************************************************/
+
+define([
+    'zepto'
+], function (
+    $
+) {
+
+    var OVERLAY_TEMPLATE = '' +
+'<div class="abs overlay l-large-view">' +
+'    <div class="abs blocker"></div>' +
+'    <div class="abs outer-holder">' +
+'       <a class="close icon-x-in-circle"></a>' +
+'       <div class="abs inner-holder l-flex-col">' +
+'           <div class="t-contents flex-elem holder grows"></div>' +
+'           <div class="bottom-bar flex-elem holder">' +
+'               <a class="t-done s-button major">Done</a>' +
+'           </div>' +
+'       </div>' +
+'    </div>' +
+'</div>';
+
+    /**
+     * MCT Trigger Modal is intended for use in only one location: inside the
+     * object-header to allow views in a layout to be popped out in a modal.
+     * Users can close the modal and go back to normal, and everything generally
+     * just works fine.
+     *
+     * This code is sensitive to how our html is constructed-- particularly with
+     * how it locates the the container of an element in a layout. However, it
+     * should be able to handle slight relocations so long as it is always a
+     * descendent of a `.frame` element.
+     */
+    function MCTTriggerModal($document) {
+        var document = $document[0];
+
+        function link($scope, $element) {
+            var frame = $element.parent();
+
+            for (var i = 0; i < 10; i++) {
+                if (frame.hasClass('frame')) {
+                    break;
+                }
+                frame = frame.parent();
+            }
+            if (!frame.hasClass('frame')) {
+                $element.remove();
+                return;
+            }
+
+            frame = frame[0];
+            var layoutContainer = frame.parentElement,
+                isOpen = false,
+                toggleOverlay,
+                overlay,
+                closeButton,
+                doneButton,
+                blocker,
+                overlayContainer;
+
+            function openOverlay() {
+                // Remove frame classes from being applied in a non-frame context
+                $(frame).removeClass('frame frame-template');
+                overlay = document.createElement('span');
+                overlay.innerHTML = OVERLAY_TEMPLATE;
+                overlayContainer = overlay.querySelector('.t-contents');
+                closeButton = overlay.querySelector('a.close');
+                closeButton.addEventListener('click', toggleOverlay);
+                doneButton = overlay.querySelector('a.t-done');
+                doneButton.addEventListener('click', toggleOverlay);
+                blocker = overlay.querySelector('.abs.blocker');
+                blocker.addEventListener('click', toggleOverlay);
+                document.body.appendChild(overlay);
+                layoutContainer.removeChild(frame);
+                overlayContainer.appendChild(frame);
+            }
+
+            function closeOverlay() {
+                $(frame).addClass('frame frame-template');
+                overlayContainer.removeChild(frame);
+                layoutContainer.appendChild(frame);
+                document.body.removeChild(overlay);
+                closeButton.removeEventListener('click', toggleOverlay);
+                closeButton = undefined;
+                doneButton.removeEventListener('click', toggleOverlay);
+                doneButton = undefined;
+                blocker.removeEventListener('click', toggleOverlay);
+                blocker = undefined;
+                overlayContainer = undefined;
+                overlay = undefined;
+            }
+
+            toggleOverlay = function () {
+                if (!isOpen) {
+                    openOverlay();
+                    isOpen = true;
+                } else {
+                    closeOverlay();
+                    isOpen = false;
+                }
+            };
+
+            $element.on('click', toggleOverlay);
+            $scope.$on('$destroy', function () {
+                $element.off('click', toggleOverlay);
+            });
+        }
+
+        return {
+            restrict: 'A',
+            link: link
+        };
+    }
+
+    return MCTTriggerModal;
+
+});