Editor: Test HTML indentation is correct after empty tags, and can distinguish HTML  from HTML5
http://bugs.activestate.com/show_bug.cgi?id=100715

(integrated from komodo (trunk) change 82891 by ericp)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13923 b87d16e7-d29f-4ee1-b5ec-817d645d335f