Writes patterns on magnetic media to thwart data recovery

Current versions

Formula history

ilovezfs scrub: use refute_predicate instead of !File.exist?
Dominyk Tiller various: update remaining googlecode URLs
Dominyk Tiller scrub: fix other style nits
Andrea Kao scrub: fix brew audit warning
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Alex Dunn scrub 2.6.1
Jack Nagel scrub: use patch DSL
Mike Naberezny scrub: add test