message: Set TF_CUDNN_VERSION to 7 in windows build. This doesn't change the version at the runtime since in configure.py it will strip the ".0" suffix, but it makes the things cleaner and less confusing.
diff: @@ -53,7 +53,7 @@ export PATH="/c/${PYTHON_BASE_PATH}/Scripts:$PATH"
  # Setting default values to CUDA related environment variables
  export TF_CUDA_VERSION=${TF_CUDA_VERSION:-9.0}
  -export TF_CUDNN_VERSION=${TF_CUDNN_VERSION:-7.0}
  +export TF_CUDNN_VERSION=${TF_CUDNN_VERSION:-7}
  export TF_CUDA_COMPUTE_CAPABILITIES=${TF_CUDA_COMPUTE_CAPABILITIES:-3.7}
  export CUDA_TOOLKIT_PATH=${CUDA_TOOLKIT_PATH:-"C:/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v${TF_CUDA_VERSION}"}
  export CUDNN_INSTALL_PATH=${CUDNN_INSTALL_PATH:-"C:/tools/cuda"}
  