some modifications for libcflie

That's what I've did while creating a headless client for the  Crazyflie:
https://github.com/aholler/crazyflie-client-cpp 
Am 27.10.2014 23:28, schrieb Jan Winkler:
>>     /*! \brief Returns the current pitch
>>
>>       Pitch values are in degree, ranging from -180.0deg to 180.0deg.
>>
>>       \return The current pitch value as reported by the copter */
>> -  float pitch();
>> -
>> +  float pitch(void) const {
>
> Is there a reason for supplying a `void` parameter?

Yes.

float pitch()

means something different in C and C++. So using void avoids confusions 
and is considered good style.