RFID Doorlock with a mbed board

DESCRIPTION
Doorlock controlled by RFID Reader
Module allows to choose if the place is open or closed and tweet it (specifying how long it will be open)
More informations avaliable here: https://fixme.ch/wiki/Doorlock

NOTE:
This code is supposed tu be compiled with the Mbed online compiler (www.mbed.org)

REQUIRES:
-EthernetNetIf Library (mbed.org)
-HTTPClient Library (mbed.org)
-mbed Library (mbed.org)