5.0.2 20170503
* Reset SaveData, SaveState and MqttResponse to default values due to
rearranging settings
* Moved some settings flag area
* Add command TempUnit Celsius|Fahrenheit for selecting Celsius or
Fahrenheit (#347)
* Add command TempRes 0..3 for selecting Temperature Resolution (#347)
* Add command HumRes 0..3 for selecting Humidity Resolution (#347)
* Add command PressRes 0..3 for selecting Pressure Resolution (#347)
* Add command EnergyRes 0..5 for selecting Energy Resolution (#347)
* Add "TemperatureUnit":"C|F" to sensor JSON output (#347)
* Add support for up to three DHT type sensors each using a different
GPIO (#339, #404)
c61a39a06d