rework tests to only create 2 HH x 2 Contacts, instead of 3 x 3, which led to intermittent test failures.
use getLocalName when looking for the object name in the Trigger_Handler table, so will work in both managed and unmanaged orgs.
Merge pull request #490 from SalesforceFoundation/feature/409-address-mgmt

fix address test failures due to package and limits