fix: return required plugin
fix: return required plugin

Plugins were required but not returned from the Array.prototype.map function,
therefore they were never actually loaded, causing the error:

    TypeError: Cannot call method 'init' of undefined

Smarp/ng-annotate,masterpowers/ng-annotate,bluetech/ng-annotate-patched,Delapouite/ng-annotate,masterpowers/ng-annotate,ronnyfm/ng-annotate,olov/ng-annotate,olov/ng-annotate,mcacek/ng-annotate,mcacek/ng-annotate,Delapouite/ng-annotate,ronnyfm/ng-annotate,simonwendel/ng-annotate,Smarp/ng-annotate,simonwendel/ng-annotate