Remove multiset equality from sequents.


git-svn-id: http://gapt.googlecode.com/svn/trunk/source@2312 85d21ef8-add0-11de-ae77-5bfb9c5a3f34
Removed cutelim scaladoc TODO.


git-svn-id: http://gapt.googlecode.com/svn/trunk/source@2313 85d21ef8-add0-11de-ae77-5bfb9c5a3f34