v1.3.5

Knet v1.3.5

Diff since v1.3.4

Closed issues:

• KnetArray error : expected UnionAll, got typeof(Knet.CuArray) (#540)
• test with CUDAapi v4.0 (#543)
• Reading from a KNetArray within a GPU kernel function (#544)
• Knet.save error in julia 1.4 (#545)

Merged pull requests:

• respect to CUDA_VISIBLE_DEVICES (#541) (@ekinakyurek)