git-svn-id: svn://kolibrios.org@2616 a494cfbc-eb01-0410-851d-a64ba20cac60
BackSpace - exit from the current directory to the parent directory git-svn-id: svn://kolibrios.org@2345 a494cfbc-eb01-0410-851d-a64ba20cac60
git-svn-id: svn://kolibrios.org@1792 a494cfbc-eb01-0410-851d-a64ba20cac60