Well I stabbed at it, gave up for a good, long time, then got that fire rekindled. I re-uploaded it and adjusted the version numbers as mentioned, and now I'm stuck with it not even installing. It downloads fine, at least. But nothing is launching.
https://copy.com/UNscfzB97Mp3domH/Antagonist.zip?download=1
That's the new download link from copy.com.