AdPlug decoder, for Foobar2000 v1.3x
(c) Chris Moeller, http://kode54.foobar2000.org
Based on AdPlug library, http://adplug.sourceforge.net

https://gitlab.kode54.net/kode54/foo_input_adplug/commits/master

Adds decoding support for AdLib FM chip formats supported by the AdPlug library.

Three different AdLib cores selectable:
 Harekiet (DOSBox, Mime)
 Ken Silverman
 Jarek Burczynski

Supported formats:
.A2M   AdLib Tracker 2
.ADLIB Apogee IMF
.AMD   AMUSIC AdLib Tracker
.BAM   Bob's AdLib Music
.CFF   Boom Tracker 4.0
.CMF   Creative Music File
.D00   EdLib Tracker
.D01   EdLib Tracker
.DFM   Digital-FM
.DMO   Twin TrackPlayer
.DRO   DOSBox Raw OPL Format v0.1, v0.2
.DTM   DeFy Adlib Tracker
.HSC   HSC Adlib Composer, HSC-Tracker
.HSP   HSC Packed
.IMF   Apogee IMF
.KSM   Ken Silverman's Music
.LAA   LucasArts AdLib Audio
.LDS   LOUDNESS Sound System
.M     Origin AdLib Music
.MAD   Mlat Adlib Tracker
.MID   MIDI Audio
.MKJ   MKJamz
.MSC   AdLib MSCplay
.MTK   MPU-401 Trakker
.RAD   Reality ADlib Tracker
.RAW   RdosPlay RAW
.RIX   Softstar RIX OPL Music
.ROL   AdLib Visual Composer
.S3M   Scream Tracker 3 AdLib
.SA2   Surprise! AdLib Tracker 2
.SAT   Surprise! AdLib Tracker
.SCI   Sierra's AdLib Audio
.SNG   AdLib Tracker 1.0
.SNG   Faust Music Creator
.SNG   SNGPlay
.WLF   Apogee IMF
.XAD   eXotic ADlib
.XMS   XMS-Tracker
.XSM   eXtra Simple Music