Fix controller resolver to use parent methods

[IT-Talents]

Use parent method to resolve controller, this fixes container injection in specific cases as mentioned in #307 and FriendsOfSymfony/FOSRestBundle#1719.

[greg0ire]

Please associate your email address with your Github account, or change the email in your commits to an address already associated with it.

[IT-Talents]

Ok, I changed the email address in my commit to match the public address associated with the Github account.

[roxid]

This PR can be closed, the issue seems to be solved with newer versions of FOSRestBundle.