code: func (mc MongoClient) ScrubAllEvents() error {
  	s := mc.getSessionCopy()
  	defer s.Close()
  
  	_, err := s.DB(mc.database.Name).C(db.ReadingsCollection).RemoveAll(nil)
  	if err != nil {
  		return errorMap(err)
  	}
  
  	_, err = s.DB(mc.database.Name).C(db.EventsCollection).RemoveAll(nil)
  	if err != nil {
  		return errorMap(err)
  	}
  
  	return nil
  }
docs: // Delete all of the readings and all of the events