laptop:services: enable suspend when power button pressed
enable transmission
enable slim
disable xterm
add user david to some more groups
laptop: enable printing
laptop: set trackpad options
laptop: upgrade kernel
laptop: lock screen on lid event
laptop: show manual on tty8
laptop: enable herbstluftwm (window manager)
laptop: start gpg-agent on login
laptop: add haskell to packages
laptop: add instal script