Merge pull request #73 from xdave/master

Magically make opening files and dirs from chromium work
xen: fix x86 build.
gtk-doc: update to 1.19.
strace: update to 4.8.
New package crypto++-562 (required by a newer synergy version).
crypto++: add missing depends to -devel pkg.
synergy: update to 1.4.12.
synergy: split the qt4 gui to another pkg: synergy-gui.
New package: nitrogen 1.5.2.
nitrogen: fix homepage; use hostmakedepends.
lxsession: rebuild to drop consolekit; use vmove all.
gstreamer1: update to 1.1.1.
orc: update to 0.4.17.
gst-plugins-base1: update to 1.1.1.
gst-plugins-good1: update to 1.1.1.
common/shlibs: add new SONAME from gst-plugins-base1-1.1.1.
gst-plugins-bad1: update to 1.1.1.
gst-plugins-ugly1: update to 1.1.1.
gst-libav: update to 1.1.1.
gst-libav: needs python to build.