MB-23799 introduce Views Reader role
MB-23799 introduce Views Reader role

Change-Id: If3a6801d4d643de46a6d1c4366ba439baa9d8130
Reviewed-on: http://review.couchbase.org/79422
Tested-by: Artem Stemkovski <15a0730a27c69f62ab86f2b6c639fca202166c02@couchbase.com>
Reviewed-by: Dave Finlay <7b10a9ed9f70e64c30b07607a671ae61c33f14c8@couchbase.com>

membase/ns_server,membase/ns_server,membase/ns_server,membase/ns_server,membase/ns_server,membase/ns_server