+03Jun99=======================================================================
+1. cluster seems to have a memory leak, put DESTROY functions in where
+appropriate.
+2. try to make sure that PC21 commands are not issued inappropriately and
+also reformat PC19 for onward broadcast so that nodes coming in on loops are
+dropped from those broadcasts.
+3. make sure PC16,17,19,21 doen't affect locally connected nodes.
+4. Changed all instances of FileHandle to IO::File.
+01Jun99=======================================================================
+1. removed a output of an unwanted pc21 for isolated nodes
31May99=======================================================================
1. Added checking for PC16,17,19 and 21 to make sure that they come in from
the channels that they are supposed to.
4. Removed a warning from client.pl
5. routed external DB commands and drop them (for now) locally
6. routed external mail commands (ie those addressed elsewhere)
+7. routed external PC26/27 lines
25May99=======================================================================
1. try to make the lastin value correct even for local users
2. got rid of the stupid bug that failed to print out the offline message