Do not re-use the request object as the new digest "stale" option writes a property that is only expected to be present in a single request/response cycle.
Do not re-use the request object as the new digest "stale" option writes a property that is only expected to be
present in a single request/response cycle.

git-svn-id: 81e381228600e5752b80483efd2b45b26c451ea2@1911 e27351fd-9f3e-4f54-a53b-843176b1656c

trevor/calendarserver,trevor/calendarserver,trevor/calendarserver