Whitespace cleanup.

bc3bd4ee · David Warde-Farley · 1569a7a9 · bc3bd4ee · bc3bd4ee · bc3bd4ee
--- a/theano/tensor/nnet/Conv3D.py
+++ b/theano/tensor/nnet/Conv3D.py
--- a/theano/tensor/nnet/ConvTransp3D.py
+++ b/theano/tensor/nnet/ConvTransp3D.py
--- a/theano/tensor/nnet/sigm.py
+++ b/theano/tensor/nnet/sigm.py
--- a/theano/tensor/raw_random.py
+++ b/theano/tensor/raw_random.py
--- a/theano/tensor/signal/downsample.py
+++ b/theano/tensor/signal/downsample.py