convert Clever.php, APIRequestor.php
ApiResource: support token auth
Renamed apiKey to auth where used
Merge branch 'token-auth' of github.com:Clever/clever-php into token-auth
Fixed typo in php authorization header
readme: how to auth w/ a token
Added test for token authorization
Merge branch 'token-auth' of github.com:Clever/clever-php into token-auth
Bump up minor version
Merge pull request #9 from Clever/token-auth

Token auth