Remove Gemfile.lock from .gitignore
Remove Gemfile.lock from .gitignore

Mainly to keep example/Gemfile.lock under version control.
See http://gembundler.com/ Gemfile.lock-related section

Note: if you really don't want that, this commit can be reverted safely.

zachinglis/crummy,zachinglis/crummy,acrogenesis-lab/crummy,zachinglis/crummy,acrogenesis-lab/crummy,acrogenesis-lab/crummy,acrogenesis-lab/crummy,zachinglis/crummy