refresh flow working

refactor: prune uneeded storage handler methods

refactor: skipped fatal tests ... now to work through the rest

more refactoring: bug with refresh flow test

removed uneeded test classes

change auth sign in endpoint to auth endpoint

abstract grant and response types

split up auth and token into seperate classes

refactor: rename class

refactor: defined class for bearerAuth
test error cases for the token controller
simplified AuthController ... but missing a core part
refactor: auth controller
refactor: security token stuff stays in listner
Listner is overridable