1.0.0.129 is the retail version I believe as it was released a year later, they just didnt bother changing the info or made a mistake in the readme automatically thinking that it should be v 1.0.0.
Well complex in this case means many options which is good, right? If you need any mods or more info on that trainer check this site. Has everything you could ever need and no viruses Have fun.Thanks Mark! I tried it and no viruses. But a little complex. Gonna take a while to get used to. But at least it works.