ext/ogg/gstoggmux.c: Added max-delay property to control the maximum amount of data to put in one page.

Original commit message from CVS:
* ext/ogg/gstoggmux.c: (gst_ogg_mux_class_init),
(gst_ogg_mux_init), (gst_ogg_mux_next_buffer),
(gst_ogg_mux_get_headers), (gst_ogg_mux_set_header_on_caps),
(gst_ogg_mux_send_headers), (gst_ogg_mux_loop),
(gst_ogg_mux_get_property), (gst_ogg_mux_set_property):
Added max-delay property to control the maximum amount
of data to put in one page.