* changed user config
* added lightsensor module
* changed Pin Adresses
* Added I2C Lightsensor
Added the I2C Lightsensor and Switchted most Pins
* removed some debug to serial
removed some debug stuff was send to serial console
* Merge with Master
* Too much things for arduino uno
per default remove sensors for it
* Adding I2C Module function
Opens the Door on OpenMQTTGateway for "i2c Bus Modules/Sensors"
* Fixing BH1750 detection
Fixing the detection for a missing BH1750 Module
* Add libraries and define sensors depending on wiring type #63