install util changes for sherlock builds

Change-Id: I9c89e9565565d4fb7f9e972a71d3a2ce6b3c4d15
Reviewed-on: http://review.couchbase.org/44340
Reviewed-by: Venu Uppalapati <venumahesh@gmail.com>
Tested-by: Venu Uppalapati <venumahesh@gmail.com>