tigefa4u projects Trac

* Made sure the cookie-path is correct, this should fix auth problems with tracd.
* Always send a few "don't cache this page" headers to stop browsers like opera from doing something stupid.

Updated rocky-dev README.

Added rocky

Preliminary postgresql support.

No longer need ticket_attachment_support-based_on_trunk branch.

Deleted dbapi_support branch and created postgresql_support branch.

Use a rfc2617 digest auth implementation. rfc2069 isn't supported by IE.

Added support for ticket keywords. Fixes #233.

Intelligent email ticket entry/change notification. Comments are properly
referred-to (for threading). Email addresses used from reporter,cc and editors
fields.

Make sure ticket and changeset ids are integers.