EAP6-159: Sections and content boxes
EAP6-159: Replaced UiBinder with composites and hand-written UI; get rid of SectionPresenter
EAP6-159: Content boxes (standalone)
EAP6-159: Sidebar links
EAP6-159: Fix CSS for sidebar links
EAP6-159: Fix server group link
EAP6-159: Fix final quirks
EAP6-159: Fix different top level presenters for patch management depending on execution mode
Prepare 2.2.0.Beta3