[racket] DrRacket editor behaviour change

On 2013-03-23 1:59 PM, Robby Findler wrote:

> Meanwhile, control-space, control-n works in the way you would seem to
> want it to work. Is there some more complex sequence that causes trouble?

Yes: control-space, control-n, control-n. This used to move down and 
extend the blue selection highlight. Now the first control-n does this, 
but the second one erases the selection highlight. At least it does for 
me on 5.3.2. --PR