Train 2013.10.09 with logroll

From @jrgm:

"This is a dead-end change to the train-2013.10.09, since the logging code changes significantly after that point in time. This is to address the current lack of log rotation in producition. See mozilla/identity-ops#126 for other comments."

(moved from https://github.com/mozilla/browserid_private/pull/32)