Will re-enable when it is fixed.

Also add some missing tests (d3viz, typed_list).

Fix test when mode!=DebugMode on the GPU.

deconvolution interface

Add back Param and make it deprecated

Make opt GpuAlloc memset0 work in the new back-end

add flag dnn.enabled

Fix Gpu......WithBias to work properly for float64.

Alloc pickling of GpuArray object

Fix problems in tests in DebugMode.

Faster optimisation

Fix the thunk differences in DebugMode

Fix args with -Wl to nvcc

profile_memory, print the expected peak memory usage if excluding inplace opt.

Enable opt in NanGuardMode. Make it use the default optimizer.