gdi32: Extract the constituent TrueType files from Mac suitcase fonts into the user's caches directory and use these instead of the original suitcase.

[Pierre d'Herbemont]

> +#ifdef WORDS_BIGENDIAN
> +#define GET_BE_WORD(x) (x)
> +#else
> +#define GET_BE_WORD(x) ((((x) & 0xff) << 8) | (((x) & 0xff00) >> 8))
> +#endif

This could be replaced by CoreFoundation's CFSwapInt16BigToHost,  
which might be a bit more efficient...

Pierre.