Add support for Album and Track tags in RIFF files

Add support for Album and Track tags in RIFF files in the LIST chunk of WAV
files as per other formats. Patch by Joel Bouchat <bouchat@hotmail.com>
against libsndfile 1.0.24, forward-ported by Richard Ash

Signed-off-by: Erik de Castro Lopo <erikd@mega-nerd.com>