Cine/TODO

• finish OS support (crash early in-game)
• implement the savegames naming (savegame names all default to the same name ATM)
• extend the number of available savegames.
• eliminate flip_support.cpp
• add namesspaces
• put code more into C++ classes
• fix gfx layers
• add OS sound support (the samples datafiles are slightly different)
• use MT-32 tracks