Fix LinearDecay and add test for it
Fix formatting
Fix name of preprocessor constant so header is not hidden
Merge pull request #437 from lamblin/fixes_for_cuda_convnet

Fix name of preprocessor constant so header is not hidden
better error messages, whitespace cleanup, imports cleanup
Merge pull request #438 from goodfeli/master

better error messages, whitespace cleanup, imports cleanup
Merge pull request #436 from Rambominator/master

Fix LinearDecay and add test for it