Added new tests for cfft.
Improved error handling when not enough memory allocated in testmain.cpp
Corrected arm_math.h (replaced inline by preprocessor definition).
Added example debug script to read pattern and output of tests using
scipy.
(For our internal use. In short term, we won't give support about it).
CMSIS-DSP: Update to cmake build for the testing framework
CMSIS-NN:Implementation of arm_fully_connected_s8
Use API and quantization compatible with TF Lite.
Christophe Favergeon