code: func (client *Client) DeleteApplication(appGUID string) (JobURL, Warnings, error) {
  	request, err := client.newHTTPRequest(requestOptions{
  		RequestName: internal.DeleteApplicationRequest,
  		URIParams:   internal.Params{"app_guid": appGUID},
  	})
  	if err != nil {
  		return "", nil, err
  	}
  
  	response := cloudcontroller.Response{}
  	err = client.connection.Make(request, &response)
  
  	return JobURL(response.ResourceLocationURL), response.Warnings, err
  }
docs: // DeleteApplication deletes the app with the given app GUID. Returns back a
  // resulting job URL to poll.