Remove documentation of unsupported functionality
Remove documentation of unsupported functionality

Context: ep_testsuite

Change-Id: I33555441b776b20f8e64ede75277663c0bc43dae
Reviewed-on: http://review.couchbase.org/52503
Reviewed-by: Sundararaman Sridharan <333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@couchbase.com>
Tested-by: Sundararaman Sridharan <333a3f71d3ad6e01fc953c4fa06bc1f3cd014910@couchbase.com>

couchbase/ep-engine,owendCB/ep-engine,teligent-ru/ep-engine,owendCB/ep-engine,hisundar/ep-engine,daverigby/ep-engine,daverigby/ep-engine,owendCB/ep-engine,couchbase/ep-engine,daverigby/ep-engine,daverigby/kv_engine,owendCB/ep-engine,hisundar/ep-engine,membase/ep-engine,daverigby/kv_engine,daverigby/ep-engine,couchbase/ep-engine,teligent-ru/ep-engine,membase/ep-engine,daverigby/kv_engine,teligent-ru/ep-engine,membase/ep-engine,couchbase/ep-engine,teligent-ru/ep-engine,hisundar/ep-engine,membase/ep-engine,daverigby/kv_engine,hisundar/ep-engine