Updated main script shebang to python2
Updated main script shebang to python2

blandry/crazyflie-tools,peteflorence/crazyflie-tools,blandry/crazyflie-tools,blandry/crazyflie-tools,peteflorence/crazyflie-tools,blandry/crazyflie-tools,peteflorence/crazyflie-tools,peteflorence/crazyflie-tools