fuel/fuel — pull request #281 by takyam-git (2013-02-19 14:03:55+00:00)
Title: Composer.lock file into version control.

Written in composer official docs:
"Commit your application's composer.lock (along with composer.json) into version control."
see here >> http://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file