Log Message:
Update to 0.16
--------------
0.16 Sat Apr 02 13:00:00 EDT 2011

* initial cf fields support and tests -- sunnavy@bestpractical.com,
  Jacek Pasternak (6af5742, f55d5a, b061eca)
* add default arrayref for ticket attachments -- plobsinger@gmail.com (c3bd330)
* stick to the update api: trac doesn't support directly update status and
  resolution since 0.11.7 -- sunnavy@bestpractical.com (4bd778c, 08492c3)