+03Oct02=======================================================================
+1. only sysop (priv=5+) can now send to distro SYSOP, ordinary users will have
+their message routed to the $main::myalias callsign as a private message.
29Sep02=======================================================================
1. Added LRU caching to DXUsers and Prefix.
2. make Timer::handler only search its chain once a second seeing as that