Removes oem away_temp setpoint

source/_components/oem.markdown

@@ -18,7 +18,7 @@ redirect_from:
 
 This platform supports the ESP8266 based "WiFi MQTT Relay / Thermostat" sold by [OpenEnergyMonitor](https://shop.openenergymonitor.com/wifi-mqtt-relay-thermostat/). The underlying [library](http://oemthermostat.readthedocs.io/) only supports this single relay variant of the [original device](https://harizanov.com/2014/12/wifi-iot-3-channel-relay-board-with-mqtt-and-http-api-using-esp8266/).
 
-This platform controls the setpoint of the thermostat in its "manual" mode, therefore there is a configuration option the away setpoint.
+This platform controls the setpoint of the thermostat in its "manual" mode.
 
 To set it up, add the following information to your `configuration.yaml` file:
 
@@ -52,9 +52,4 @@ password:
   description: Password for the web interface if set.
   required: inclusive
   type: string
-away_temp:
-  description: Setpoint for the thermostat in away mode.
-  required: false
-  default: 14.0
-  type: float
 {% endconfiguration %}