[Frontend/PLATFORM] Cherry picking from platform changes in vista65

open #95
vista #65
scss and html mods for VISTA-related elements;
(cherry picked from commit 6ef3987)

platform/commonUI/general/res/templates/controls/selector.html

@@ -43,11 +43,11 @@
     </div>
     <div class='col col-2'>
         <div class='btn-holder valign-mid btns-add-remove'>
-            <a class='btn major'
+            <a class='s-btn major'
                ng-click="selector.select(selector.treeModel.selectedObject)">
                 <span class='ui-symbol'>&gt;</span>
             </a>
-            <a class='btn major'
+            <a class='s-btn major'
                ng-click="selector.deselect(selector.listModel.selectedObject)">
                 <span class='ui-symbol'>&lt;</span>
             </a>