+09May20=======================================================================
+1. Show the route by which this PCxx came in progress debugging reports. In
+ some other words: the spot/wwv/wcy/ann message arrived first from this
+ connection.
+2. Improve progress WWV & WCY messages.
+3. Stop random node isolations (at least in one place)
+08May20=======================================================================
+1. Tidy up routing table
+2. Add new argument to show/version (ALL or list of regexes) that allow you
+ to see the version and build nos of all nodes on the system.
+07May20=======================================================================
+1. Revert changes made since 25Apr concerning IP address reconciliation.
+25Apr20=======================================================================
+1. Add maximum no of users on node to show/cluster.
+2. Add ability to show last n lines of debugging ring buffer.
+3. Remove redundant wpxloc.dat file.
+24Apr20=======================================================================
+1. Add 'progress' debugging for showing that stuff is happening in nologchan
+ a.k.a ringbuffer only mode.
+2. Fix grepdbg so that no regex argument simply lists the file.
+3. Add CTY-3008 prefixes.