Port shout2 plugin

Port shout2 plugin

Original commit message from CVS:
2005-05-09  Zaheer Abbas Merali  <zaheerabbas at merali dot org>

* PORTED_09:
* configure.ac:
* ext/Makefile.am:
* ext/shout2/Makefile.am:
* ext/shout2/gstshout2.c: (gst_shout2send_get_type),
(gst_shout2send_base_init), (gst_shout2send_class_init),
(gst_shout2send_init), (gst_shout2send_event),
(gst_shout2send_render), (gst_shout2send_set_property),
(gst_shout2send_get_property), (gst_shout2send_setcaps),
(gst_shout2send_change_state):
* ext/shout2/gstshout2.h:

Port shout2 plugin