Add missing test files to gemspec
Update CHANGES.md for 0.7.0
Bump version to 0.7.0
Fix GitHub PR number in CHANGES.md
Add Thomas Chevereau to the authors in the gemspec
Add Heroku changes to CHANGES.md
Update 0.7.0 release date in CHANGES.md
Merge pull request #60 from robinst/release/0.7.0

Release 0.7.0