* Use "directory entries" over "dirents" in human-readable output/log messages.
* Don't attempt to drop groups in multi-user mode when we are not root
* Ignore the return values to fsyncdir to ensure (for example) dpkg(1) can "flush" /var/lib/dpkg
* Move test execution logic into Makefile to not require a separate script
OBS-URL: https://build.opensuse.org/package/show/filesystems/disorderfs?expand=0&rev=12
