Bump upstream ffmpeg revision to todays (rev 13766). ffmpeg now requires libbz2.

Original commit message from CVS:
* ext/ffmpeg/Makefile.am:
* ffmpegrev:
Bump upstream ffmpeg revision to todays (rev 13766).
ffmpeg now requires libbz2.

ChangeLog

+2008-06-13  Edward Hervey  <edward.hervey@collabora.co.uk>
+
+	* ext/ffmpeg/Makefile.am:
+	* ffmpegrev:
+	Bump upstream ffmpeg revision to todays (rev 13766).
+	ffmpeg now requires libbz2.
+
 2008-05-26  Wim Taymans  <wim.taymans@collabora.co.uk>
 
 	* ext/ffmpeg/gstffmpegdemux.c: (gst_ffmpegdemux_register):

common @ 46ec7dfc

-Subproject commit 032f2d973bd5c9a9b457cb5fc72d13dafe85c01e
+Subproject commit 46ec7dfc1c09ff550ed6b7a4e0d3f2b2ac7d3ee8

ext/ffmpeg/Makefile.am

@@ -15,7 +15,7 @@ libgstffmpeg_la_SOURCES = gstffmpeg.c	\
 
 libgstffmpeg_la_CFLAGS = $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS) \
 	$(FFMPEG_CFLAGS)
-libgstffmpeg_la_LIBADD = $(FFMPEG_LIBS) $(GST_BASE_LIBS) $(LIBM) -lz
+libgstffmpeg_la_LIBADD = $(FFMPEG_LIBS) $(GST_BASE_LIBS) $(LIBM) -lz -lbz2
 libgstffmpeg_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS) $(DARWIN_LDFLAGS)
 
 if HAVE_FFMPEG_UNINSTALLED

ffmpegrev

 # 6315, 10844, 10876, 10910, 10932, 10939
-FFMPEG_REVISION=13080
+FFMPEG_REVISION=13766
 FFMPEG_CO_DIR=gst-libs/ext/ffmpeg
 FFMPEG_SVN=svn://svn.mplayerhq.hu/ffmpeg/trunk
 # Because ffmpeg checks out libswscale via an svn:externals, checking
 # out an old ffmpeg does not check out a corresponding libswscale.
 # Keep the swscale checkout manually synchronized, then. Update this
 # when you update FFMPEG_REVISION.
-FFMPEG_EXTERNALS_UPDATE="cd $FFMPEG_CO_DIR/libswscale && svn up -r '{2008-05-08 00:07:21 +0200}'"
+FFMPEG_EXTERNALS_UPDATE="cd $FFMPEG_CO_DIR/libswscale && svn up -r '{2008-06-12 00:07:21 +0200}'"