Original commit message from CVS:
* gst/law/alaw-decode.c: (alawdec_sink_setcaps),
(gst_alawdec_class_init), (gst_alawdec_init), (gst_alawdec_chain),
(gst_alawdec_change_state):
* gst/law/alaw-decode.h:
* gst/law/mulaw-decode.c: (mulawdec_sink_setcaps),
(gst_mulawdec_class_init), (gst_mulawdec_init),
(gst_mulawdec_chain), (gst_mulawdec_change_state):
* gst/law/mulaw-decode.h:
Fix capsnego bogosity in *law decoders.