Method setWillTimeInterval

src/backend/datasources/MQTTClient.cpp:915–917

! * \brief Sets the time interval of updating the MQTTClient's will message, if update type is TimePeriod * * \param interval */

 * \param interval
 */
void MQTTClient::setWillTimeInterval(int interval) {
	m_MQTTWill.willTimeInterval = interval;
}

/*!
 * \brief Clear the lastly received message by the will topic