Unit Tests for POST errors
Errors should include a valid status_code
Return error with the proper status code. Closes #514
Remove url_for method as it is not used
Remove jsonify as we are using json
Remove View as we are using MethodView
PEP8 fixes
PEP8 fixes
PEP8 fixes
PEP8 fixes
Use new error syntax
Use new error messages in the API
Remove print methods
Check for new error syntax
Unit Tests for DELETE action with new error syntax
DELETE error handling with new syntax
Unit tests for PUT api actions
API PUT fixes
Refactor clean link and links from HATEOAS
More tests to validate the URL args