After moving dotfiles around, these aliases became out of sync.
Dynamically detect the path of the 'aliases' file, and set 'dotfiles' to
use the XDG config directory.
Signed-off-by: Joe Groocock <me@frebib.net>
This moves loading of the environment variables out of the normal
service startup flow and has systemd load the variables early.
Shim ZSH to load the environment.d configuration when running without
systemd.
Signed-off-by: Joe Groocock <me@frebib.net>