No need to wait after Wire.requestFrom().

The BlinkM files are copied a lot and the waiting after the Wire.requestFrom() is still in the file.
There are three lines with "`while( Wire.available() < 3 ) ; // FIXME:`", they can be removed.
Explanation: [Common-mistakes#1](https://github.com/Koepel/How-to-use-the-Arduino-Wire-library/wiki/Common-mistakes#1)