Checks a release for incomplete/corrupt files by comparing SFV data with
filesystem

Signed-off-by: nixnodes <code@eth.si>
Latest: 1.3

Signed-off-by: nixnodes <code@eth.si>
Can extract tokens from user/group files (e.g. {WKUP:3} {ALLUP:1} etc..)

Signed-off-by: nixnodes <code@eth.si>