loadProver9LKProof now detects if the input formula is not skolemized and instead uses the clauses to create the endsequent.

git-svn-id: http://gapt.googlecode.com/svn/trunk/source@1391 85d21ef8-add0-11de-ae77-5bfb9c5a3f34
removed debug message from RobinsonToLK

git-svn-id: http://gapt.googlecode.com/svn/trunk/source@1392 85d21ef8-add0-11de-ae77-5bfb9c5a3f34