sfdec: add date to taglist
sndfile: enable rf64 format
sfdec: the read functions already return frames_read

Fixes choppy output.
aiffparse: typo fix in comment
tsdemux: Add HEVC / h265 support
h265parser: Fix debug output
h265parse: Fix some more debug output

And don't access invalid memory
h265parse: Allows hvc1 version 0 and fix reading of NAL count in codec_data
sfdec: remove left over property-id enum
mpegts: make headers usable with c++ compiler

Add G_BEGIN_DECLS G_END_DECLS

https://bugzilla.gnome.org/show_bug.cgi?id=671136
sfdec: break long method

Extract taglist creation into separate funtion.
sfdec: skip '\0' strings for metadata

libsndfile does not filter empty strings. We get a warning from gstreamer when
setting this as a tag.