targets: all
- Fixed WITH TRANSPARENCY on PUT IMAGE on pc128op.
- Fixed spurious banking on other targets.
- Refactorized banking on pc128op to support greater executables.
- Reactivated stack translation under ef936x and double buffering (pc128op).
- Fixed result sign of sum with 16 bit.
- Fixed reading bank under pc128op.
- Removed stack translation under pc128op for double buffer (no more needed).
- Adapted PRINT BUFFER with virtual banking.