rm-kernel: remove System.map code

It's unclear how System.map files get installed, but I don't see them
any more.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
pep8: remove a few ignores

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
aliases: remove unused ones

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
compton: add basic configuration

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>
vim: improve notmuch-compose

We want the text with to be the standard for mails.

Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com>