20441 ----- Issue 7028: #cleanUpForRelease breaks ChangeSorter In fact ChangeSet cleanUp: true puts the system on its knees with a nice endless loop due to moribond record. http://code.google.com/p/pharo/issues/detail?id=7028 Diff information: http://ss3.gemstone.com/ss/Pharo20/System-Changes-StephaneDucasse.193.diff