+* Tue Jun 14 2005 Brendan O'Dea <bod@optusnet.com.au> 2.1.1
+- Add missing newline to backtrace macro.
+- Don't send CDN for each session when shutting down tunnels (this is
+ implicit).
+- Move tunnel shutdown from SIGQUIT signal handler to be run once from
+ still_busy(). Reject new tunnels/sessions while in the process of
+ shutting down.
+- Clarify usage of shutdown signals in documentation.
+- Always initialise PRNG.
+- Sanity check length of random_vector.
+