Device numbers included.
Minor cleanups, remove prints, fix some variable names.
Removed some dead code.  Updated getChainLength to use a new query form.  Updated getFirstBackupSet to be cleaner.
Added "user.chain" xattr and fixed user.since.
Fixed a crash in Regenerate if the checksum wasn't found.
Merge /srv/GITROOT/Tardis

Conflicts:
	tardisd.cfg