Move environment variable overrides for non-XDG compliant applications
into it's own file. I expect this list will get a lot longer over time.
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>