Fix installer to use absolute path
Fix DPMS power-off for lock-screen

It seems xscreensaver won't respect the DPMS settings if they're given a
time of "0:00:00", so we'll use 1 second instead.
Forcibly enable DPMS in xprofile

Includes some cleanup and fixes a race-condition
Add hook to suspend laptop on lid close
Move start menu to bottom bar
Increase top xmobar sleep time

Improves battery life
Add wifi access point to top bar
Add battery meter to bottom left