Things to add to the release notes for the next full release:
+- Switched to buffered output when performing TLS encryption in the SMTP
+ MTA to increase performance.
+- mh-e support has been changed so that it is always compiled into nmh;
+ old features that were previously enabled by the MHE option have been
+ garbage collected.
+- Old code enabled by the UCI preprocessor definition has been
+ garbage-collected.
+- LOCKDIR is now configurable via --enable-lockdir