Add xrender to bootstrap for cairo
Add xrender to bootstrap for cairo

nicolewu/cerbero,shoreflyer/cerbero,OptoFidelity/cerbero,multipath-rtp/cerbero,nirbheek/cerbero-old,justinjoy/cerbero,nirbheek/cerbero-old,jackjansen/cerbero,atsushieno/cerbero,nzjrs/cerbero,flexVDI/cerbero,ikonst/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,centricular/cerbero,ikonst/cerbero,ford-prefect/cerbero,EricssonResearch/cerbero,GStreamer/cerbero,nirbheek/cerbero-old,justinjoy/cerbero,nirbheek/cerbero,justinjoy/cerbero,brion/cerbero,cee1/cerbero-mac,GStreamer/cerbero,superdump/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,EricssonResearch/cerbero,EricssonResearch/cerbero,EricssonResearch/cerbero,ikonst/cerbero,fluendo/cerbero,jackjansen/cerbero-2013,flexVDI/cerbero,AlertMe/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,atsushieno/cerbero,ford-prefect/cerbero,BigBrother-International/gst-cerbero,BigBrother-International/gst-cerbero,AlertMe/cerbero,brion/cerbero,OptoFidelity/cerbero,multipath-rtp/cerbero,AlertMe/cerbero,jackjansen/cerbero-2013,ramaxlo/cerbero,multipath-rtp/cerbero,fluendo/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,BigBrother-International/gst-cerbero,jackjansen/cerbero-2013,sdroege/cerbero,lubosz/cerbero,nirbheek/cerbero-old,centricular/cerbero,GStreamer/cerbero,AlertMe/cerbero,lubosz/cerbero,nicolewu/cerbero,ylatuya/cerbero,sdroege/cerbero,flexVDI/cerbero,cee1/cerbero-mac,sdroege/cerbero,davibe/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,shoreflyer/cerbero,superdump/cerbero,atsushieno/cerbero,atsushieno/cerbero,OptoFidelity/cerbero,sdroege/cerbero,nicolewu/cerbero,jackjansen/cerbero-2013,ford-prefect/cerbero,brion/cerbero,lubosz/cerbero,jackjansen/cerbero-2013,shoreflyer/cerbero,jackjansen/cerbero,ramaxlo/cerbero,fluendo/cerbero,ramaxlo/cerbero,BigBrother-International/gst-cerbero,nzjrs/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,centricular/cerbero,atsushieno/cerbero,sdroege/cerbero,freedesktop-unofficial-mirror/gstreamer-sdk__cerbero,cee1/cerbero-mac,freedesktop-unofficial-mirror/gstreamer__cerbero,jackjansen/cerbero,nirbheek/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,nirbheek/cerbero,davibe/cerbero,EricssonResearch/cerbero,flexVDI/cerbero,multipath-rtp/cerbero,ramaxlo/cerbero,jackjansen/cerbero,cee1/cerbero-mac,justinjoy/cerbero,nzjrs/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,davibe/cerbero,ylatuya/cerbero,centricular/cerbero,shoreflyer/cerbero,ikonst/cerbero,ikonst/cerbero,GStreamer/cerbero,nzjrs/cerbero,fluendo/cerbero,ford-prefect/cerbero,AlertMe/cerbero,brion/cerbero,BigBrother-International/gst-cerbero,flexVDI/cerbero,superdump/cerbero,ylatuya/cerbero,lubosz/cerbero,GStreamer/cerbero,OptoFidelity/cerbero,nirbheek/cerbero,brion/cerbero,nzjrs/cerbero,ramaxlo/cerbero,multipath-rtp/cerbero,superdump/cerbero,shoreflyer/cerbero,freedesktop-unofficial-mirror/gstreamer__cerbero,centricular/cerbero,fluendo/cerbero,freedesktop-unofficial-mirror/gstreamer__sdk__cerbero,ylatuya/cerbero,davibe/cerbero