pacdiff: Add option to use sudo/sudoedit to manage files
This allows the user to run their diff program as their own user instead of root. The advantage of this approach is that they can use their own configuration for the editor or even use a GUI merge program such as meld. Signed-off-by:Daniel Parks <danielrparks@gmail.com> Signed-off-by:
Daniel M. Capella <polyzen@archlinux.org>