Make select item active on popup close to have it highlighted the next time we open the popup

Author: Benoit de La Forest

src/select.js

@@ -200,6 +200,10 @@ angular.module('ui.select', [])
   // Closes the dropdown
   ctrl.close = function() {
     if (ctrl.open) {
+      //reset activeIndex
+      if (ctrl.selected && ctrl.items.length) {
+        ctrl.activeIndex = ctrl.items.indexOf(ctrl.selected);
+      }
       _resetSearchInput();
       ctrl.open = false;
     }
@@ -284,7 +288,7 @@ angular.module('ui.select', [])
 }])
 
 .directive('uiSelect',
-  ['$document', 'uiSelectConfig', 'uiSelectMinErr', 
+  ['$document', 'uiSelectConfig', 'uiSelectMinErr',
   function($document, uiSelectConfig, uiSelectMinErr) {
 
   return {