reveted all changes from feat head/footer.

Author: Jefiozie

docs/examples/demo-header-and-footer.html

@@ -1,4 +1,5 @@
-<ul class="ui-select-choices ui-select-choices-content">
+<ul class="ui-select-choices ui-select-choices-content ui-select-dropdown dropdown-menu"
+    ng-show="$select.open && $select.items.length > 0">
   <li class="ui-select-choices-group" id="ui-select-choices-{{ $select.generatedId }}" >
     <div class="divider" ng-show="$select.isGrouped && $index > 0"></div>
     <div ng-show="$select.isGrouped" class="ui-select-choices-group-label dropdown-header" ng-bind="$group.name"></div>

src/bootstrap/choices.tpl.html

@@ -17,10 +17,6 @@
            ng-class="{'spinner': $select.refreshing}"
            ondrop="return false;">
   </div>
-  <div ng-show="$select.open && $select.items.length > 0" class="ui-select-dropdown dropdown-menu">
-    <div class="ui-select-header"></div>
-    <div class="ui-select-choices"></div>
-    <div class="ui-select-footer"></div>
-  </div>
+  <div class="ui-select-choices"></div>
   <div class="ui-select-no-choice"></div>
 </div>

src/bootstrap/footer.tpl.html

@@ -10,10 +10,6 @@
          placeholder="{{$select.placeholder}}"
          ng-model="$select.search"
          ng-show="$select.open">
-  <div ng-show="$select.open && $select.items.length > 0" class="ui-select-dropdown dropdown-menu">
-    <div class="ui-select-header"></div>
-    <div class="ui-select-choices"></div>
-    <div class="ui-select-footer"></div>
-  </div>
+  <div class="ui-select-choices"></div>
   <div class="ui-select-no-choice"></div>
 </div>