Changes to Retrieve a user auth token

api tag Users added

api tag User removed

added the media type application/xml for the response with the status 200

added the media type application/xml for the response with the status 400

added the media type application/xml for the response with the status 401

added the media type application/xml for the response with the status 403

added the media type application/xml for the response with the status 404

added the media type application/xml for the response with the status 429

added the media type application/xml for the response with the status 503

added the non-success response with the status 400

added the non-success response with the status 401

added the non-success response with the status 403

added the non-success response with the status 404

added the non-success response with the status 429

added the non-success response with the status 503