Deprecate audio functions loadaudio, playaudio, saveaudio, and setaudio. * NEWS: Announce deprecation. * scripts/deprecated/loadaudio.m, scripts/deprecated/playaudio.m, scripts/deprecated/saveaudio.m, scripts/deprecated/setaudio.m: Move from scripts/audio. Add deprecation warnings to code and to docstrings. * audio.txi: Remove from manual. * lin2mu.m, mu2lin.m, record.m: Remove seealso links. * scripts/deprecated/module.mk: Add to build system in deprecated directory. * scripts/audio/module.mk: Remove from build system in audio directory.

--- a/scripts/audio/lin2mu.m
+++ b/scripts/audio/lin2mu.m
@@ -25,7 +25,7 @@
 ##
 ## If @var{n} is not specified it defaults to 0, 8, or 16 depending on
 ## the range of values in @var{x}.
-## @seealso{mu2lin, loadaudio, saveaudio}
+## @seealso{mu2lin}
 ## @end deftypefn