fix(modal): Increase delay of removing .modal-open to prevent focus under modals

Author: Adam Bradley

Diff for: js/angular/service/modal.js

@@ -148,7 +148,7 @@ function($rootScope, $document, $compile, $timeout, $ionicPlatform, $ionicTempla
       return $timeout(function(){
         $document[0].body.classList.remove('modal-open');
         self.el.classList.add('hide');
-      }, 350);
+      }, 500);
     },
 
     /**