:Version 0.2.2:
	
	- init: Add initnw Nguyen-Widrow initialization function
	- net: Set initnw as default init function of ff (newff) neural network
	- net: Set train_bgfs as default train function of ff (newff) neural network 

:Version 0.2.1:

	- net: Add Hemming Recurrent network (newhem)
	- net: Aaa new Hopfield network, now use Reccurent layer and not need simhop function
	- trans: Add SoftMax, SatlinPrm activation functions
	- layer: Add Reccurent layer
	- core: Some refactoring and bug fix

:Version 0.2.0:

	- net: Add Elman Recurrent network (newelm)
	- net: Add Hopfield Recurrent network (newhop)
	- trans: Add Satlin, Satlins activation functions
	- core: Some refactoring and bug fix
