GitLab

Updated search method on collections so they match with the default collection search method signature

Product price can be (int) 0

Updates to readme.md

Added a new associate method, to associate a row in the cart with a model, so you can access the model from the CartRowCollection

Fixed laravel/framework 4.1.* requirement in README.md

Updated from laravel/framework 4.0.* to 4.1.*

update composer.json for compatibility with Laravel 4.1