+11Jul07=======================================================================
+1. improve speed of sh/c/n
+2. remove all $Id$ strings from cmd tree
+09Jul07=======================================================================
+1. remove check for PC93 from legacy nodes. This will allow PC10s to be
+propagated correctly. Probably.
+08Jul07=======================================================================
+1. put in a temporary fix to the crashing on incoming PC10 talks, whilst I
+try to work out how it is happening.
06Jul07=======================================================================
1. re-arrange id checking so that it is more logical and check that config
records, that can be an hour coming, are not thoughtlessly ignored, thus