sysctl.d/local.conf: remove vm.swappiness, just let the kernel pick its default
sysctl.d: rename local.conf appropriately
Upgrade emacs to emacs 24
Updated sites of mine
Fix local delivery of mail

Created local.nix.is and set up for local delivery. Other addresses and
domains can be aliased to @local.nix.is if local delivery is desired.
postfix: Add alias for david
sshd/config: change GatewayPorts=clientspecified

This is what I meant to do in the first place
various changes