Release Version 2.4

Models

• Renamed backwardPropagate() function to update() in NeuralNetwork.

• Renamed calculateCostDerivativeMatrixArray() function to backwardPropagate() in NeuralNetwork.

• Added “costFunction” parameter to the new() constructor for NeuralNetwork.

• Renamed “lossFunction” parameter to “costFunction” to the new() constructor for LinearRegression.