ZNC modules: expose meta properly, fix typo in license
Add some primops to lib
Remove backward-compatible implementations of some primops

Nixpkgs requires at least Nix 1.2 anyway, so these are now useless.
libxml2 on FreeBSD: disable impure python detection

This might be good for all platforms,
when we do some big rebuild again.
xfce: remove icon caches (close #1207)

vcunat deleted another one
Properly handle unit names with dashes in them

We ended up with files in /etc/systemd/system called
"bigx2ddata.mount.wants" rather than "big\x2ddata.mount.wants".
sudo: Update to 1.8.8
yaws: Update to 1.98.

This fixes the build when compiled with Erlang 16B01 (default).

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
Erlang: Update to R16B02.

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
samba: bump 3.6.18 -> 3.6.20 (security fixes)

3.6.20 is a security release in order to address CVE-2013-4475 (ACLs are
not checked on opening an alternate data stream on a file or directory)
and CVE-2013-4476 (Private key in key.pem world readable).

And 3.6.19 had some bug fixes:
http://www.samba.org/samba/history/samba-3.6.19.html
Adding revisions to all fetch* of ngrok.
ImageMagick: 6.8.7-5 & fix ghostscript/freetype errors

ghostscript and freetype were enabled but the configure script
couldn't find them. It turns out it uses pkgconfig to search for them.

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>
Adding smartdeblur (gpl3 version, ~1.27)
boost: fix hardcoded hash

Closes #1209

Signed-off-by: Moritz Ulrich <moritz@tarn-vedra.de>