Solved bug at ZCAWhiteningANNComponent, backprop method was wrong
Solved bug at CopyANNComponent::doBackprop, it is not working for multi-dimensional matrices
Solved bug at CopyANNComponent, wrong behavior with myultidimensional matrices
Solved memory leak at SelectANNComponent::doBackprop() method
Solved problem with PCA and ZCA whitening ANN components
Updated weight decay and L1 norm in optimizers code.
Solved bug at matrix:max() and matrix:min() methods
Updated momentum
Updated tests
Updated ANN tests and solved bug at weight decay
Updated CG test to work in TravisCI
Modified CG test
Added FIXME
Merge pull request #97 from pakozm/devel

Devel