Values Catalog Integration

* Updates badges engine
* Deletes coverage files
* Copies migrations from badges engine
* Updates db schema
Values Catalog Integration

* Update main index for admin section
* Adds value fabricator
* Adds integration tests for values
* Delete comments in spec helper
Values Catalog Integration

* Change background block syntax
Merge pull request #25 from crowdint/feature/values-catalog-integration

Feature/values catalog integration