I contacted the author of thread and this is was his response:
Avram wrote: "I have switched to MacOS for development so I can't support Windows applications anymore. And frankly, I wasn't satisfied with GameGuru's progress (they were focusing more on models/graphics than on LUA commands/gameplay) and didn't get much feedback from either community or GG developers, so I lost interest in developing Visual LUA designer :S"
It probably could be UNstickied.
I looked into the website that contains what he was interested in using for teaching lua and how to use some of the commands. It looks interesting. However, there might be a cost in using their system so there would have to be a cost charged for the resulting tutorial/curriculum.
When in doubt -- C4 :heh, heh, heh:
-Jamie Hyneman