Alphas updated

[Lendvai Attila]

Hi!

New alphas are up at http://slate.tunes.org/downloads/alpha/ which work
fine with the current CVS.

The CVS contains the collection #new refactorings now. From now on
creating a new collection should be done with sending it a #new. It
accepts an &capacity: optional where appropiate. #newEmpty has been
deprecated altough it's still in the CVS for now. For exact sized
collections you can use #newSize:

- 101