Updating for Laravel 4.2
adding .idea to gitignore
Refactor TwigExtension to work with TwigBridge 0.6
Bumping PHP Version requirement to align with Laravel/Framework 4.2.* Minimum PHP Version
Changing x to *
Merge pull request #8 from RocketFuel-Memphis/master

Update for Laravel 4.2.* & rcrowe/TwigBridge 0.6.*