GET /control/relay.cgi?relay1=(int:state)
GET /control/thermostat.cgi?param=state
POST /control/thermostat.cgi?param=thermostat_heat_cool
POST /control/thermostat.cgi?param=thermostat_manualsetpoint
POST /control/thermostat.cgi?param=thermostat_schedule
POST /control/thermostat.cgi?param=thermostat_state