[racket] Ubuntu PPA update for 6.0.1

From: Asumu Takikawa (asumu at ccs.neu.edu)
Date: Fri May 9 14:00:09 EDT 2014

Hi all,

The Ubuntu PPA for Racket has been updated for v6.0.1:
  https://launchpad.net/~plt/+archive/racket

There are packages for precise, quantal, saucy, and trusty. I've only
tested it on saucy though.

Let me know if you find any packaging bugs.

Cheers,
Asumu

Posted on the users mailing list.