Add some mappings to the qf window
Add some mappings to the qf window

The quit mapping is my own handiwork; the next/previous file maps were
stolen from romainl/vim-qf and patched.

I could probably autoload them if I really cared.

benknoble/Dotfiles,benknoble/Dotfiles,benknoble/Dotfiles,benknoble/Dotfiles,benknoble/Dotfiles