MB-12081: Revert logging commit

Change-Id: I1976e119ac1cc53121573bcf345d1ce471cabc40
Reviewed-on: http://review.couchbase.org/40980
Tested-by: Volker Mische <volker.mische@gmail.com>
Reviewed-by: Sriram Melkote <siri@couchbase.com>