Dear Dr. Neller,

This manuscript has been accepted for publication in Physical Review
Letters; there are no reviewer comments to address. The paper is now
being prepared for publication. A length count estimate will be made
for the final version. If within the appropriate limit, the paper will
be sent to production. If not, you will be asked to shorten the
manuscript. If any questions arise in the production process we will
attempt to contact you.

Sincerely,

Editors
Physical Review Letters
Email: [email protected]
Fax: 631-591-xxxx
http://prl.aps.org/