Bug 5038 - Contextual popup has unreadable font color in some site skins...

... and styles

http://bugs.dwscoalition.org/show_bug.cgi?id=5038
-- Undo changes brought by bug 4939
-- Create function for default styling for ctx popups in core2
-- Add to default stylesheet loading for journal pages
-- Make sure it gets printed before other layout stylesheets