lunich/table_for — pull request #16 by jankeesvw (2013-11-29 15:42:57+00:00)
Title: Changed source for Gemfile to https://rubygems.org

I got the following error;

````
The source :gemcutter is deprecated because HTTP requests are insecure.
Please change your source to 'https://rubygems.org' if possible, or 'http://rubygems.org' if not.
````

This PR fixes that issue.