reverting r1755

git-svn-id: http://gapt.googlecode.com/svn/trunk/source@1784 85d21ef8-add0-11de-ae77-5bfb9c5a3f34
preparations for cut-intro test run:
* full test run includes generalized cut-introduction
* logical complexity of canonical and minimized solution are logged
* removed old stats files



git-svn-id: http://gapt.googlecode.com/svn/trunk/source@1785 85d21ef8-add0-11de-ae77-5bfb9c5a3f34