Don't install the Greenstack readme
Don't install the Greenstack readme

Change-Id: I85ecc515c8355bf17b126560ab61b1a11256817a
Reviewed-on: http://review.couchbase.org/62100
Tested-by: buildbot <80754af91bfb6d1073585b046fe0a474ce868509@couchbase.com>
Reviewed-by: Trond Norbye <60edd2ef23891a753f231b0c6f161dc634079a93@gmail.com>

owendCB/memcached,daverigby/kv_engine,daverigby/memcached,daverigby/memcached,daverigby/memcached,owendCB/memcached,owendCB/memcached,daverigby/memcached,couchbase/memcached,daverigby/kv_engine,owendCB/memcached,couchbase/memcached,couchbase/memcached,daverigby/kv_engine,daverigby/kv_engine,couchbase/memcached