backport fixes from master
backport spec fixes
reverse for 2.2
change token for 2.2
reverse for 2.2
update gemspec
fix spree frontend version
fix coinbase inline payments
Pointing spree dependencies at the right branch (2-2-stable).
Removed duplicate gem dependencies.

These dependencies are contained in the gemspec file.
Merge pull request #1 from MattFenelon/jameshilliard-2-2-stable

Gemfile fixes
fix site name class in head
Merge pull request #75 from jameshilliard/2-2-stable

backport fixes to 2-2-stable