[Layout] Utilize mct-drag

Utilize mct-drag in the layout view to allow editing
of frame position by drag. WTD-535.

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

@@ -11,6 +11,14 @@
             </mct-representation>
         </div>
 
+        <span>
+            <span style="position: absolute; left: 12px; right: 12px; top: 12px; bottom: 12px;"
+                  mct-drag-down="controller.startDrag(childObject.getId(), [1,1], [0,0])"
+                  mct-drag="controller.continueDrag(delta)"
+                  mct-drag-up="controller.endDrag()">
+            </span>
+        </span>
+
     </div>
 
 </div>