Add updated ActsAsTokenAuthenticationHandler specs
Remove obsolete ActsAsTokenAuthenticationHandler specs
Minor refactor DRY ActsAsTokenAuthenticationHandler specs
Revert "Minor add EntitiesManager#entities"

This reverts commit ab9c3f89d2b18d0b592d09e79f17fa95bf3831a6.
Minor add spec helper

Minor refactor rename spec helper
Refactor DRY ActsAsTokenAuthenticationHandler