fix has zfs command

fix has zfs command

keep zfs holds

• Added keep zfs holds

Performance rewrite

#34 Performance rewrite

More text!

#25 Added age to destroy comment
#26 Print configuration on verbose
#27 Do not use args before checking if they exist
#29 Check for common protect misconfiguration

Include it all!

#21 - Add include keyword

New version

#17 Add --ignore-empty to plancheck
#18 Add version command
#19 Add Makefile for easier building

Spare me

#10 Add GolangCI based CI
#12 Fixed TestConcurrency itself when testing with the race detector
#13 Only run zfs list once

Now with Protection

#7 Configuration restructure
#8 Add protect keyword
#9 Add support for go mod

More bells, less whistles

#2 Added deb changelog.
#3 Added a plan checker.
#4 Never allow concurrent runs.
#5 Less talkative tests.
#6 Use gzip inside deb package.

Now with locking

• #1 Added simple locking.