applications/networking/sniffers/kismet: Update to 2013-03-R1b.
samba: provide libnss_{wins,winbind}.so.2 symlinks for nsswitch

Glibc >= 2.1 looks for libnss_<name>.so.2 files (see man nsswitch.conf),
so provide that.
lm_sensors 3.3.4 update, support for many more sensors
Merge pull request #938 from aristidb/master

lm_sensors 3.3.4 update, support for many more sensors
Merge branch 'master' into x-updates
dejagnu: minor update
nixpkgs-lint: add check for meta.platforms attribute
Update splot to 0.3.11, so it compiles again
libwnck: update

News claim it's important for Xfce-4.10, which still builds.
beret: Fix build on darwin (close #923)
dbus_tools: fix build on darwin (close #929)
xfce4-power-manager: fix an brightness plugin issue

Close #943.
ginac: fix build on darwin (close #944)
calibre: upgrade to 1.2.0
Merge remote-tracking branch 'official/x-updates' into stdenv-updates
Merge remote-tracking branch 'official/master' into stdenv-updates