0.6.22 * Correct CVE-2012-2737, local file disclosure * small memory leak fix * exclude system accounts from ListCachedUsers * make has-multiple-users properly only check non-system users * remove icon when deleting user * Revert usage of getpwent() as fallback for fgetpwent * support consolekit call cancellation to prevent crashes caused by shortlived sessions * ignore built files in .gitignore * quiet down build goo nagging