/////////// name of event: "battery" used in: 'Battery class' + 'Smoke detector class' /////////// name of event: "presence" used in: 'Beacon sensor class' + 'Presence sensor class' /////////// name of event: "carbonMonoxide" used in: 'Carbon monoxide class' + 'Smoke detector class' /////////// name of event: "contact" used in: 'Contact sensor class' + 'Valve class' /////////// name of event: "level" used in: 'Switch level class' + 'Music player class' /////////// name of event: "temperature" used in: 'Temperature measurement class' + 'Thermostat class' /////////// name of event: "switch" used in: 'Switches class' + 'Switch level class' + 'Relay switch class'