MYST3: Add ambient cue related opcodes
MYST3: Ambient sound id can be evaluated
GRIM/EMI: Flush check_gamedata to disk immediately
ANDROID: Preserve aspect ratio
GRIM: Move include guards before any includes
MYST3: Load ambient cues from the executable

The new offset is not set for the versions I don't own,
resulting in a nice error message. Please update the
incomplete entries. I promise this is the last table
needed from the executable...
MYST3: Implement ambient cues
MYST3: Implement most of the ambient sound system
MYST3: Remove useless parameters
MYST3: Implement 3D sounds
ANDROID: Remove force_redraw
ANDROID: Move Touch controls to TouchControlsBackend
ANDROID: Move touchcontrols to touch/grimcontrols
GRIM/EMI: Request touch controls