Pass error value by reference.
Fix test cases.
Add penalty terms to error function.
Merge branch 'master' of github.com:OpenANN/OpenANN into correct_error
Add test case.
Add regularization error in forward propagation interface.
Implement regularization for fully connected layer.
Add penalty terms to other layers.
Simplify test case for net.
Add test case for fully connected layer.
Remove 'using'.
Add test case for compressed layer.
LayerAdapter computes regularization error term
Add test case for convolutional layer
Add test case for subsampling layer.
Test case for regularization of SAE.
Merge pull request #148 from AlexanderFabisch/correct_error

Correct error