-- v2: dmusic: Implement SoundFont2 instrument parsing. dmusic: Implement SoundFont2 wave sample parsing. dmusic: Implement SoundFont2 collection parsing. dmusic: Avoid crashing in traces if wave doesn't have a WSMPL. dmusic: Avoid leaking articulations when freeing regions. dmloader: Fallback to default-GM.sf2 if gm.dls doesn't exist. dmloader: Remove invalid default DLS collection check. dmusic/tests: Test default gm.dls sound font instruments. dmloader: Use a simpler file stream implementation.