Update README.md
Add a nickname to the package, this is useful in some cases, i.e, auto migration.
Improve auth parameter check. In some cases there’s no $_GET/$_POST/$_REQUEST from in the request, i.e request made by Symfony http crawler.
Fix an issue cause by adding package nickname.
Response correct header when issue token flow failed. Update test.
Merge pull request #23 from andizzle/develop

Improvement in the headers handling and package namespacing
Merge branch 'refs/heads/develop'
Updated the configuration that had a bug when trying to return the authenticated user.