darcs-hash:20080916200445-84dde-6c552453c98d82a00e0f0fbb82a42fc8b7f89d46.gz
Added an inbox and outbox for direct messages. Factored common code to mailbox.php. Factored common code with stream.php to personal.php. darcs-hash:20080916195346-84dde-b5c846f713a970c41fd1b0671cb333e91f3cb920.gz