minor additionx

machine learning/machine-learning-ex4/ex4/myex4.m

@@ -49,4 +49,6 @@ fprintf('%f ', g);
 fprintf('\n\n');
 
 fprintf('Program paused. Press enter to continue.\n');
-pause;
+pause;
+
+%%%%%%https://github.com/rieder91/MachineLearning/blob/master/Exercise%204/ex4/nnCostFunction.m