Codeception/Codeception — pull request #1572 by javigomez (2014-12-01 11:31:54+00:00)
Title: Create CONTRIBUTING.md

I noticed that Codeception didn't had any contribution guidelines. This pull uses the Github feature for it, see details at https://github.com/blog/1184-contributing-guidelines

@davert feel free to modify the content of the pull request. I just did a generic text.