[Search] Update load-more, add check-all

Make the 'Load more' button work with the
new filtered results. Added 'ALL' to the top
of the search menu which allows the user to
toggle all of the filtering options easily.

platform/commonUI/general/res/sass/search/_search.scss

@@ -155,16 +155,27 @@
                             //   from label.checkbox.custom
                             padding-left: 0;
                             margin-right: 0;
+                            
+                            // Spacing with labels
+                            padding-right: 3px;
                         }
                         
                         .search-menu-glyph {
                             color: white;
-                            padding-left: 3px;
                         }
                         
                         &:hover {
                             // Do nothing
                         }
+                            
+                        &.special {
+                            font-weight: bold;
+                            background-color: lighten($colorBodyBg, 30%);
+                            
+                            .search-menu-label {
+                                font-size: 1.1em;
+                            }
+                        }
                     }
                 }
             }