[HIPIFY][DNN] support of cuDNN 7.1.3 - continuation 2
[HIPIFY][DNN] support of cuDNN 7.1.3 - continuation 2

- not finished yet.
- based on https://github.com/ROCmSoftwarePlatform/hipDNN.
- testing on https://github.com/baidu-research/DeepBench - almost pass, except cusparse (not supported yet).
- started testing of examples from libcudnn7-dev_7.1.3.16-1+cuda8.0_amd64 package.

GPUOpen-ProfessionalCompute-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,GPUOpen-ProfessionalCompute-Tools/HIP,GPUOpen-ProfessionalCompute-Tools/HIP,GPUOpen-ProfessionalCompute-Tools/HIP,GPUOpen-ProfessionalCompute-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP