Use momentjs-rails 2.5.0 or higher.

Author: TrevorS

README.md

@@ -13,7 +13,7 @@ actively maintained and works with [Bootstrap3](http://getbootstrap.com).
 
 Add these lines to your application's Gemfile:
 ```
-gem 'momentjs-rails', '~> 2.5.0'
+gem 'momentjs-rails', '>= 2.5.0'
 gem 'bootstrap3-datetimepicker-rails', '~> 3.0.0.2'
 ```