Added README data for laptop function button scripts.

Fixed formatting for links and used bold instead of code formatting for script names.

It is not specific to thinkpad hardware but it is specific to sway; this is more appropriate

SystemD unit file to give ownership or necessary sys files to user

toggle_outputs.sh simply swaps between two most common layouts with
sway/displays.pl

kbd_backlight.pl simply increments the current backlight brightness then
%3 to cycle between off, low, high

blc.pl is an overly complicated screen backlight control

Generate a single config file. Multiple processes seems to have run into
a bug where waybar will restore killed bars.

Stores WM to last_login_gui file to allow for auto-login to the last
used GUI

Removes old log file, executes GUI with new one

this on it's own