[blacksmith] Bump version to 3.0.1-rc0
[blacksmith] Bump version to 3.0.1-rc0

puppet-community/puppet-stash,voxpupuli/puppet-stash,puppet-community/puppet-stash,mkrakowitzer/puppet-stash,voxpupuli/puppet-stash,voxpupuli/puppet-stash,mkrakowitzer/puppet-stash,mkrakowitzer/puppet-stash,puppet-community/puppet-stash