Merge pull request #3295 from harlouci/sandbox_cuda_dnn

numpydoc for theano/sandbox/cuda/dnn.py

Merge pull request #3295 from harlouci/sandbox_cuda_dnn
d39e2e0e · abergeron · 931f4e93 · e76d6bc9 · d39e2e0e
--- a/theano/sandbox/cuda/dnn.py
+++ b/theano/sandbox/cuda/dnn.py