build: copy jquery-ui correctly.

the path of jquery-ui.js in bower was changed.

Author: walkingice

publish.js

@@ -9,7 +9,7 @@ module.exports = function() {
 
   var js_dependencies =[
     'bower_components/jquery/dist/jquery.js',
-    'bower_components/jquery-ui/ui/jquery-ui.js'
+    'bower_components/jquery-ui/jquery-ui.js'
   ];
 
   var css_dependencies = [