Fixes for float16 problems in the DLT#172

Merged

lamblin merged 5 commits intolisa-lab:masterfrom

abergeron:mixed

Oct 31, 2016

Commits on Oct 3, 2016

Use MRG_RandomStreams instead for shared_randomstreams for GPU compat.
abergeron
committed

Commits on Oct 24, 2016

Commits on Oct 26, 2016

Adjust mean dtypes for scores in SdA too.
abergeron
committed