Normalize config right before writing it
Normalize config right before writing it

This gets rid of any old legacy files that might be lying around.
We don't do any rewrites of custom config files.

lcowell/cli,yeah-right/cli,lcowell/cli,arvidsaur/cli,exercism/cli,yeah-right/cli,neslom/cli,zabawaba99/cli,zabawaba99/cli,arvidsaur/cli,neslom/cli,yeah-right/cli,zabawaba99/cli,Tonkpils/cli,Tonkpils/cli,neslom/cli,Tonkpils/cli,exercism/cli,lcowell/cli,arvidsaur/cli