Better tests for absence of body element for issue 75.
Better tests for absence of body element for issue 75.

git-svn-id: e20c3770943bf9282ee75d542abcfc61c4d7d05e@633 88e730d5-b869-a254-3594-6732aba23865

GerHobbelt/Rangy,svn2github/rangy,jackcviers/Rangy,svn2github/rangy,GerHobbelt/Rangy,ovgu-ttz/rangy,jackcviers/Rangy