The launcher got an update to version 184.108.40.206 to fix the 404 bug.
You can get the new version of the launcher by starting the old launcher, going to "Settings" (lower right corner), hit the "Launcher"-tab and click "Update launcher".
Nillzz has been sick over the past few days.
He is now better and we will be putting out 0.32 as soon as we finish it(this weekend sometime )
So in exchange for the delay here are some teasers for the next update
As of 8:30 PM Central time 3/5/2013:
Nilllzz has been contacted and the current plan is a release this coming tuesday