First pass at i2c support
First pass at i2c support

lancernet/Espruino,luetgendorf/Espruino,lancernet/Espruino,wilberforce/Espruino,luetgendorf/Espruino,wilberforce/Espruino,luetgendorf/Espruino,lancernet/Espruino,lancernet/Espruino,wilberforce/Espruino,wilberforce/Espruino,luetgendorf/Espruino,luetgendorf/Espruino,luetgendorf/Espruino,lancernet/Espruino,luetgendorf/Espruino,lancernet/Espruino,lancernet/Espruino,wilberforce/Espruino,wilberforce/Espruino,wilberforce/Espruino