[Mobile] Folder View

Folder representation now
will be a list.

platform/commonUI/general/res/sass/_mixins.scss

@@ -19,6 +19,28 @@
  * this source code distribution or the Licensing information page available
  * at runtime from the About dialog for additional information.
  *****************************************************************************/
+
+// Mixins for devices
+@mixin phone {
+    @media screen and (max-width: $phoMaxW) {
+        @content
+    }
+}
+
+@mixin tablet {
+    @media screen and (min-width: $tabMinW) and (max-width: $tabMaxW) {
+        @content
+    }
+}
+
+@mixin desktop {
+    @media screen and (min-width: $compMinW) {
+        @content
+    }
+}
+
+
+
 @mixin absPosDefault($offset: 0px, $overflowHidden: hidden) {
     overflow: $overflowHidden;
     position: absolute;