Minecraft 1.6 isn't out yet, are we supposed to read the future and release a build for something that doesn't exist?
I had a message on my minecraft that says "Minecraft 1.6 has been released, you can download it here' I didn't download due to all the outdated servers.
Don't mock him guys, this is actually a legit bug that Dinnerbone and Jeb have corrected. Check this link: https://twitter.com/Dark4urora/status/332030579933589504 Basically, a random group of people got a message that looked like this: And Dinnerbone confirmed it to be a coding failure in the link above.
they should give bukkit devs (and other devs like FTB) the build a little bit before they release it just to get devs a head start.