Installing torch7 on cuda 10 and ubuntu 18

install_torch7_cuda10.sh

# Installing torch 7 can be a nightmare on cuda 10. Luckily @nagadomi simplified it.
# https://github.com/nagadomi/waifu2x/issues/253#issuecomment-445448928
git clone https://github.com/nagadomi/distro.git ~/torch --recursive
cd ~/torch
./clean.sh
./update.sh

# Installing cudnn
git clone https://github.com/soumith/cudnn.torch.git -b R7
cd cudnn.torch
luarocks make cudnn-scm-1.rockspec

# If cutorch still doesn't load
# Dont do luarocks install cutorch
# https://github.com/torch/cutorch/issues/834#issuecomment-428767642