Generated User entity.
Cleanup of User entity.
Set nullable fields for User entity.
Set unique fields for User entity.
Installed KnpMenuBundle.
Merge branch 'topic/menu' into topic/setup

Conflicts:
	composer.lock
Merge branch 'topic/setup' into dev

Conflicts:
	app/AppKernel.php
Set default values for User entity.
Merge branch 'topic/user' into topic/security
Added basic layout.
Configured KnpMenuBundle.
Merge branch 'topic/bundle' into topic/menu

Conflicts:
	app/AppKernel.php
Added MenuEvent.
Added MenuBuilder.
Added service for MenuBuilder.
Added ability to order menu items.
Created main menu.
Created service for main menu.
Merge branch 'topic/layout' into topic/menu
Added main menu to the layout.