libvirt: Update from 1.2.0 to 1.2.2
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
libvirt-python: Update from 1.2.0 to 1.2.2
move windowManager.xbmc to desktopManager.xbmc