NCBC-600: Update Client Client Configuration When Nodes List Changes

Change-Id: I1fddfba818968c1348fab6f96b1147b5c1b5fd40
Reviewed-on: http://review.couchbase.org/40850
Tested-by: Jeffry Morris <jeffrymorris@gmail.com>
Reviewed-by: Brett Lawson <brett19@gmail.com>