I'm trying to add jquery ui datepicker to my application with help of jquery-ui-rails gem. I've checked Railscast I seem to do everything right, but i get an error upon application startup
couldn't find file 'jquery.ui.all'
Gemfile(end of it, tried to include gem in the assets group but no luck):
gem 'backbone-on-rails'
gem "jquery-ui-rails"
application.js
//= require jquery
//= require jquery_ujs
//= require underscore
//= require backbone
//= require svitla_test
//= require_tree ../templates
//= require_tree ./models
//= require_tree ./collections
//= require_tree ./views
//= require_tree ./routers
//= require_tree .
//= require jquery.ui.all
application.css
*= require jquery.ui.all
*= require_self
*= require_tree .
//= require jquery.ui.allright after//= require jquery