+10May20=======================================================================
+1. Added basic changes so that users *could* have multiple connections to the
+ same node if it is allowed.
+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.