Add UIView Extension
Merge branch 'master' of github.com:calblueprint/watershed

* 'master' of github.com:calblueprint/watershed:
  add correct folder
  change project name to com.blueprint.watershed
  create basic task activity
  Add documentation for updating sites
  Add documentation for site index and create methods
  Render site on success and error on fail
  Use serializer for index of sites. Fix #28
  Add basic user and site json serializers
  Add active_model_serializers gem