Print a status message if forestdb is being used
Print a status message if forestdb is being used

Change-Id: Icb6f6aba601668b27420d8ed7576bd164eb8d52b
Reviewed-on: http://review.couchbase.org/71914
Reviewed-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>

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