ext/faad/gstfaad.c: Sign/unsign mismatch.

ext/faad/gstfaad.c: Sign/unsign mismatch.

Original commit message from CVS:
* ext/faad/gstfaad.c: (gst_faad_event):
Sign/unsign mismatch.
* configure.ac:
* gst/qtdemux/qtdemux.c: (gst_qtdemux_class_init),
(gst_qtdemux_init), (gst_qtdemux_get_src_query_types),
(gst_qtdemux_handle_src_query), (gst_qtdemux_handle_src_event),
(plugin_init), (gst_qtdemux_handle_sink_event),
(gst_qtdemux_change_state), (gst_qtdemux_loop_header),
(qtdemux_sink_activate), (qtdemux_sink_activate_pull),
(gst_qtdemux_add_stream), (qtdemux_parse), (qtdemux_parse_tree),
(qtdemux_parse_trak), (qtdemux_video_caps), (qtdemux_audio_caps):
* gst/qtdemux/qtdemux.h:
Half-assed port (hey, it works).