chore(typeahead): change to on/off

Author: wesleycho

src/typeahead/typeahead.js

@@ -430,7 +430,7 @@ angular.module('ui.bootstrap.typeahead', ['ui.bootstrap.debounce', 'ui.bootstrap
       }
     });
 
-    element.bind('focus', function (evt) {
+    element.on('focus', function (evt) {
       hasFocus = true;
       if (minLength === 0 && !modelCtrl.$viewValue) {
         $timeout(function() {
@@ -439,7 +439,7 @@ angular.module('ui.bootstrap.typeahead', ['ui.bootstrap.debounce', 'ui.bootstrap
       }
     });
 
-    element.bind('blur', function(evt) {
+    element.on('blur', function(evt) {
       if (isSelectOnBlur && scope.matches.length && scope.activeIdx !== -1 && !selected) {
         selected = true;
         scope.$apply(function() {