MB-12620: upgrade Angular to v1.3

Change-Id: I00224527a839f036828e48aaaa12e8cd1021e905
Reviewed-on: http://review.couchbase.org/43132
Reviewed-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>
Tested-by: Aliaksey Kandratsenka <alkondratenko@gmail.com>