laravel/cashier — pull request #27 by GrahamCampbell (2014-03-15 19:21:35+00:00)
Title: Updated composer.json

I have increased carbon and stripe-api min versions to avoid some potential issues, and have lowered symfony to ~2.3 since it is the current LTS release (therefore improving support for non-laravel users who may want to use that older version of symfony).