add prey: Proven tracking software that helps you find, lock and recover your devices when stolen or missing
libusb1: Fix "libgcc_s.so.1 must be installed for pthread_cancel to work" error
usbutils: Update USB IDs

Also, don't install update-usbids.sh (doesn't make sense) and fix
lsusb.py.
pciutils: Update PCI IDs
systemd: Apply a bunch of upstream fixes

For all changes relative to v203, see
https://github.com/edolstra/systemd/tree/nixos-v203.

Fixes #1072.
linux: Update to 3.4.66

CVE-2013-2015
Add libjson-rpc-cpp-0.2.1
fix eval
Update pdf2djvu