added polish i18n translation
Allow rbx to fail on travis
Removed extraneous closing brace in readme.
Merge pull request #44 from gwagener/master

Removed extraneous closing brace in readme
No more need to check for ::Refinery.i18n_enabled, close #43
Fixes issue #45 'rake db:migrate' - incompatible with SQLite
Merge pull request #47 from bilus/master

Fix for issue #45
Merge branch 'master' into polymorphic