extend: Network - method to print network output
extend: TransferFunction - ability to normalize arrays
extend: TransferFunction - ability to denormalize arrays
extend: Pixel - ability to set black/white brightness of pixel
extend: PixelMatrix - predefined transform types
extend: PixelMatrix - ability to go through all pixels and apply some lambda on them
extend: PixelMatrix - ability to add padding with selected color
new: Normalizer - simple class to normalize/denormalize values