4.1.1 20170329
* Fix default Telemetry for command Prefix3
* Fix webserver Module parameters for disabled select
* Fix sensor status for enabled switches
* Remove Light as alternative for Power (save code space)
* Remove migration option from pre V3 (code cleanup)
* Remove unofficial SPIFFS support (code cleanup)
* Remove command list when unknown command is entered (save code space)
* Rename Status11 json from StatusPWR to unique StatusSTS
* Rename command Gateway to IPAddres2, Subnetmask to IPAddress3 and
DnsServer to IPAddress4 (save code space)
* Add Command MqttResponse to select either command or RESULT topic as
response (#258)
* Add command StateText1 to StateText3 to assign MQTT_STATUS_OFF,
MQTT_STATUS_ON and MQTT_CMND_TOGGLE respectively (#286)
* Remove restart after IPAddress changes (#292)
* Add support for MAX31850 in xsns_ds18x20.ino (#295)
* Fix possible uptime update misses (#302)