+30Apr99=======================================================================
+1. Try to make it even more AK1A friendly by putting the node list out in the
+'correct' order.
+26Apr99=======================================================================
+1. added set/user command as a hack, please use this with care, there is
+very little checking.
+2. added export_opernam.pl which is a basic reader of AK1A opernam.dat files
+to stdout
+25Apr99=======================================================================
+1. Fixed problem with filtered spots not coming out.
+2. Added the possibility of filtering on channel callsign
+20Apr99=======================================================================
+1. altered order of undefing and closing of user file in an attempt to make
+corruptions/missing users less likely.
+2. made messages that are addressed to the node call appear to the alias call
+3. check dates much more rigourously.
+4. ignore SIGTERM and SIGINT during shutdown of the cluster
+15Mar99=======================================================================
+1. added $actiondata to filter line to allow per action data such as no of hops
+2. fixed a silly problem in talk for non-existant callsigns
+3. Added sysop command