CCBC-192 Skip misconfigured nodes in the list

Change-Id: If83edfe5e511187ec15aa7484aba075c7d3541ec
Reviewed-on: http://review.couchbase.org/28444
Tested-by: Sergey Avseyev <sergey.avseyev@gmail.com>
Reviewed-by: Mark Nunberg <mnunberg@haskalah.org>