EPEngine::initialize: Log bucket type
EPEngine::initialize: Log bucket type

Change-Id: I0e3c26eabe09e340538d81f288ee7d0291e24730
Reviewed-on: http://review.couchbase.org/72797
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Manu Dhundi <158873d90a7ef40f3637a222b7329c09d0222554@couchbase.com>

membase/ep-engine,couchbase/ep-engine,daverigby/kv_engine,membase/ep-engine,couchbase/ep-engine,couchbase/ep-engine,daverigby/kv_engine,daverigby/kv_engine,membase/ep-engine,couchbase/ep-engine,membase/ep-engine,daverigby/kv_engine