[Frontend] In-progress checkin: color palette SASS

WTD-847
Significant markup and CSS for color palette support;

platform/features/layout/res/templates/elements/image.html

@@ -1,4 +1,5 @@
-<div ng-style="{ 'background-image': 'url(' + ngModel.element.url + ')', border: '1px solid ' + ngModel.stroke() }"
-     class="l-fixed-position-image"
-     style="">
+<div
+	ng-style="{ 'background-image': 'url(' + ngModel.element.url + ')', border: '1px solid ' + ngModel.stroke() }"
+    class="l-fixed-position-image"
+	>
 </div>

platform/features/layout/res/templates/elements/text.html

@@ -1,5 +1,6 @@
 <div
 	class="l-fixed-position-text l-static-text"
-	ng-style="{ background: ngModel.fill(), 'border-color': ngModel.stroke(), color: ngModel.color() }">
+	ng-style="{ background: ngModel.fill(), 'border-color': ngModel.stroke(), color: ngModel.color() }"
+	>
     {{ngModel.element.text}}
 </div>

platform/features/layout/res/templates/fixed.html

@@ -11,7 +11,7 @@
 
 
     <!-- Fixed position elements -->
-	<!-- TO-DO: Should not be applying positioning styles to the mct-include element.
+	<!-- TO-DO: Should not be applying positioning styles or CSS classes to the mct-include element.
 	Instead, these should be passed on to the actual HTML element within the template -->
     <mct-include ng-repeat="element in controller.getElements()"
                  key="element.template"