Extend abstract form controller with abstract contentinum controller
Add new property logger and get/set method for logger in abstract
contentinum controller

Change-Id: Ieecfb75e5dd1009d65585fd1ab718bd53800f9c8
Implement logger

Change-Id: Ia59a0299c5c815289be804d310264865fcf1579a
Add ViewHelpers for content treatment

Change-Id: I5c332a565656e8d0a38be965d151559ceda99f0d
Remove Bug, wrong namespace

Change-Id: I981e859a951f433867c25c2c4a4bca7ea050409e