Serialization test fix, mlp is None and that's fine.
Serialization test fix, mlp is None and that's fine.

KhanSuleyman/scikit-neuralnetwork,IndraVikas/scikit-neuralnetwork,gticket/scikit-neuralnetwork,agomariz/scikit-neuralnetwork,aigamedev/scikit-neuralnetwork,freakynit/scikit-neuralnetwork