st: Add builtInput for pkgconfig

During the build process st fails to find pkg-config. This does not throw a fatal error but it should be included during build time.
libvirt: Update from 1.2.0 to 1.2.2
Add GHC-7.8.1-rc2.
hoauth2 and bytestring-show add pkgs
glib_networking: big update, cleanup, meta added
liferea: fix https URIs by adding glib_networking
libproxy: attempt to fix build on Darwin

It seems it won't compile with too old compilers.
libvirt: Clean up nix file, update meta
UID/GID fix for kippo
libvirt-python: Update from 1.2.0 to 1.2.2
move windowManager.xbmc to desktopManager.xbmc
Merge pull request #1921 from kosmikus/ghc-7.8.1

Add GHC-7.8.1-rc2.
Add phpfpm NixOS service module
phpfpm module: Make extraConfig and poolConfigs mergeable by switching option type to types.lines
Merge pull request #1922 from jagajaga/haskell_pkgs_add

hoauth2 and bytestring-show add pkgs
noweb: some fixes

install libs to $out/lib/noweb
don't sed on binaries, eg markup
titaniumsdk: Bump version to 3.2.2
thrift: add meta.platforms, small cleanup

I set platforms to 'linux' because that's the only thing I have tested.
Unbreak channel (fix license attribute in python-packages.nix)
flashplayer: Update from 11.2.202.341 -> 11.2.202.346