[SDL] SDL_image - IMG_xpm.c update ( a to do done - xpm colour names )

[neil at cloudsprinter.com]

Quoting neil at cloudsprinter.com:

>
> minor error in the last paste, the line after the blue ( about 7 
> lines in ) is
> missing its ,
>
>
i also reaslised that the numbers 1-7 in that list are going to be repeated, (
starting at 0, none is not in  the big list )