Basic state support
Bump version
Improve error reporting in upgrade_for
Merge branch 'development' into feature/46297449-state_list_support

Conflicts:
	emerald_api.gemspec
Allow coupon mocking
Merge pull request #4 from wellnessfx/feature/46297449-state_list_support

Feature/46297449 state list support
Merge branch 'master' of github.com:wellnessfx/emerald_api