Some fixes

Author: Yuma Soga

Gemfile

@@ -14,6 +14,7 @@ gem 'coffee-rails', '~> 4.2.1'
 
 # Use jquery as the JavaScript library
 gem 'jquery-rails'
+gem 'jquery-ui-rails'
 # Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
 gem 'turbolinks'
 # Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder

app/assets/javascripts/application.js

@@ -12,8 +12,8 @@
 //
 //= require jquery
 //= require rails-ujs
-//= require_tree .
 //= require turbolinks
+//= require bootstrap
+//= require_tree .
 //= require toastr
 //= require popper
-//= require bootstrap