Simplified menu parametrisation.
implemented login form. Extracted menu parameter method in seperate class
-Implementation of Login Fonctionality #11
Merge branch 'master' of https://github.com/maeberli/carnasso

Conflicts:
	module/Application/src/Application/Controller/Plugin/Entity.php
	module/Application/src/Application/Model/Entity/CarnivalYear.php
	module/Application/src/Application/Model/Entity/Event.php
Append previously removed methods
Adapted test_data dump to the new database structure.