Merge branch 'develop' into master
Updated composer to support symfony 2.2.*
Merge pull request #14 from zachbadgett/develop

Updated composer to support symfony 2.2.*
Merge branch 'develop' into master
Added branch alias to composer.json
Merge pull request #16 from zachbadgett/composer-update

Composer update
Updated guzzle version in composer.json
Merge pull request #18 from zachbadgett/composer-update-fix

Updated guzzle version in composer.json
Added CONTRIBUTING