The the revision 30 PROXY.CFG file from Craig Johnson, there appears to
be a duplicate entery for the "enableCacheInVersionDowngrade" switch.
Is this correct, or should one be deleted?

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;New parameter from BM3.9SP1. Set this option to allow caching in
proxy ;when browser is set to http 1.1 and web server responds with
http 1.1

;New parameter (from BM38SP5_IR1.ZIP) to allow