Pass unhandled queries upstream instead of just dropping them (#326447). Also, fix supported query types list for som...

Original commit message from CVS:
* ext/ogg/gstoggdemux.c: (gst_ogg_pad_query_types),
(gst_ogg_pad_src_query):
* ext/ogg/gstogmparse.c: (gst_ogm_parse_sink_query):
* ext/theora/theoradec.c: (theora_dec_src_query),
(theora_dec_sink_query):
* ext/vorbis/vorbisdec.c: (vorbis_dec_src_query),
(vorbis_dec_sink_query):
* ext/vorbis/vorbisenc.c: (gst_vorbisenc_src_query),
(gst_vorbisenc_sink_query):
* gst/adder/gstadder.c: (gst_adder_query):
Pass unhandled queries upstream instead of just
dropping them (#326447). Also, fix supported
query types list for some elements.