Change a few lines, get a big speedup.

It was pointed out to me that there was a better way to do a “cast” and a few simple changes to to porting script yielded some big improvements. So, the new bundle [here](http://gamehaxe.com/wp-content/uploads/2007/11/apeport2-a045.zip) now gives:

So now you can add speed as a reason to use haXe.