Generate JSON feed with active_model_serializers.
Remove the root from the JSON formatting.
Add callback parameter for JSONP support.
Merge pull request #42 from msrose/feature/json-feed

Feature/json feed. Closes #41.
Enfore unique href attribute for links. Closes #39.
Merge pull request #43 from msrose/feature/unique-href

Enfore unique href attribute for links. Closes #39.
Merge branch 'master' into stable
Precompile assets before v1.1.1.