Feedforward, made Neuron class obselete

Neuron data to NeuronLayer for better memory layout. FeedForward
function done. NuGet fix?
Fix platform configuration
New ImageLib
Benchmark
Use references
fix imagelib version
fix deps
Merge branch 'OCR-NN-2' into OCR-NN-2-SIMD

Conflicts:
	OCR NN 2/NeuralNetwork.cpp
	OCR NN 2/NeuronLayer.h
clean
Use fast tanh