Add new RequestLogger

You now can log your incoming graphql requests. Simply enable this feature per endpoint:

t3n:
  GraphQL:
    context: 't3n\GraphQL\Context'
    endpoints:
      some-endpoint:
        logRequests: true  # if enabled all requests are logged

Bugfix release regarding interface handling

Merge pull request #16 from t3n/resolveTypeFix

Allow __resolveType method in type resolver classes

Use stable versions

After the new release of https://github.com/webonyx/graphql-php we can now depend on stable versions!

Bugfix release

Merge pull request #11 from t3n/context-requestinterface

Use RequestInterface instead of http request in Context

Initial release

Easily add GraphQL API endpoints to your Flow/Neos application with some advanced Features like schema stitching, validation rules, schema directives and more