fish: bump fisher to 4.4.5
fish: bump nvm.fish to 2.2.15
install: simplify brew setup
You can also use your local clone with git send-email.
Run the interactive installer: ./install.sh
./install.sh
> ./install.sh Install package manager [Y/n] Install packages [Y/n] Install symlinks [Y/n] Install login shell [Y/n]