remove sub-licensability as a concept for public domain licenses/waivers
Merge pull request #163 from konklone/remove_sublicenses_for_pd

Remove sub-licensability public domain licenses/waivers
attempt to sort licenses in list
upgrade gems
Merge pull request #164 from github/sort-licenses

Attempt to sort licenses in list
Merge pull request #165 from github/upgrade-gems

Upgrade gems