Merge branch 'master' of https://github.com/vjaunet/QUADCOPTER_V2 into dev_pilot
Controller Web page style design
Finished implementation of SPI communication on the RPI side.
Testing SPI communication. PID : bug fixed in constructor kp => kd.
Write 1 byte from SPI to arduino ok
First SPI working version : could retrieve all RC channels from Arduino
SPI back and fourt 4 channels working
Merge branch 'dev_pilot_rpi'