OutputLayer type
InputTensor tests
InputTensor fix and improvements
cleanup old functions
grad fix
backprop cleanup, custom loss fn
removing NAG for now
prediction fix
PyCall convolution minor fix
softmax cleanup
major Pooling layer speed improvements
grad weights fix and renaming properties
default learning rate 1.0
more neural network functions
test cases for gradients
convolution tests
un exporting unused functions
exporting loss functions
some obvious dropout activator fixes (but not
completely fixed still)
updating cnn example