cosmetics: included import keyword with pkg.

Change-Id: Ia69c1cdb158d35a915c783fb7cac06d12a851867
Reviewed-on: http://review.couchbase.org/43674
Reviewed-by: Deepkaran Salooja <deepkaran.couchbase@gmail.com>
Reviewed-by: Pratap Chakravarthy <prataprc@couchbase.com>
Tested-by: Pratap Chakravarthy <prataprc@couchbase.com>