24Jan23=======================================================================
-1. Optimise the PC11->PC61 promotion code, improve readability of set/deb pc11
+1. Optimise the PC11->PC61 promotion code, improve readability of the
+ debugging when 'set/debug pc11' is active.
+2. Remove spurious '$' character at the end of Listeners.pm (thanks Kin).
20Jan23=======================================================================
1. Add the variable @main::localhost_names to allow other IP addresses to
be treated in the same way as localhost in item 1 on 19Jan23 below. NOTE