Code checker cleanup.
contrib-5005 navigation tabs - Fixed Manage secondary tabs are not hidden in Browse mode.
contrib-5009 View patterns - Fixed: Custom view link pattern not working.
contrib-5008 View patterns - Fixed: Incorrect get_string call for replacepatterns.
contrib-5011 dataformview_grid - Fixed: wrapper div in grid view breaks w3c validation.
contrib-5013 Tests - Fixed: separate participants test fails on step with "Return to list".
Release 2.7beta