LPS-47726 don't set the kb article when creating a child article
LPS-47851 add configuration options to enable/disable History/Print/Subscriptions in the KB display portlet
LPS-47851 add configuration option to enable/disable History/Print/Subscriptions to the KB article portlet
LPS-47851 add configuration options to enable/disable History/Print/Subscriptions in the KB search portlet
LPS-47851 add configuration options to enable/disable History/Print/Subscriptions in the KB section portlet
LPS-47851 use configured options when showing tools
LPS-47851 Lang keys