gmpc: Add meta.platforms
mplayer2: add reference to libXxf86vm

Otherwise, playing h264 with vdpau complains about not able to sync to vsync.
qemu-kvm: fix USB passthrough with a patch

I saw the same symptoms as https://bugs.launchpad.net/qemu/+bug/1033727 ,
and the patch there proposed fixes my case.
xpra: Use new ffmpeg attribute

It still builds, but it's a pythonPackage so who knows if it works
right. Was breaking the tarball, though.

Signed-off-by: Shea Levy <shea@shealevy.com>
dwm: adding a patch I missed in a recent commit
Fix tarball

libiconvOrLibc is null on ppc

Signed-off-by: Shea Levy <shea@shealevy.com>
postgresql-9.2.x: Build the world

This builds the man pages as well as contributed program like pg_upgrade

Signed-off-by: Shea Levy <shea@shealevy.com>
Set psqlSchema properly for postgres 9.2.x

Signed-off-by: Shea Levy <shea@shealevy.com>
haskell-cryptohash: update to version 0.9.0
haskell-shakespeare-js: update to version 1.1.3
haskell-shakespeare: update to version 1.0.4