CBQE-1163: routing spec for all query tasks

some new query tasks that have been added did not
have routing information and were being sent to
default exchange and picked up by non-query brokers

Change-Id: I4e5f8a1ced459ad708e0c7a5214050e5a9a4a181
Reviewed-on: http://review.couchbase.org/25312
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Tommie McAfee <tommie@couchbase.com>