Revert nonsense that happened to git master, but make configure error out with an error message pointing people to the 0.10 branch.
Revert nonsense that happened to git master, but make configure
error out with an error message pointing people to the 0.10 branch.

alessandrod/gst-python,GStreamer/gst-python,pexip/gst-python,lubosz/gst-python,lubosz/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,pexip/gst-python,lubosz/gst-python,alessandrod/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,GStreamer/gst-python,alessandrod/gst-python,GStreamer/gst-python,freedesktop-unofficial-mirror/gstreamer__gst-python,pexip/gst-python