wip
updating versionizer with separation of data vs side-effects, adding unit tests
publishing build_number instead
Merge remote-tracking branch 'origin/master' into feature/versionizer-buildno

Still validating change, merging master to get latest
changes to rubyzip dependency.
commmit_data as proc
Merge pull request #100 from kitofr/feature/versionizer-buildno

commmit_data as proc

@kitofr sweet! Thanks!