entitlement: implement toString/equals/hashCode in DefaultEffectiveEntitlementEvent

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
util: fix handleEntitlementEvents implementation in TestApiListener

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>
beatrix: add missing listener status checks

Signed-off-by: Pierre-Alexandre Meyer <pierre@mouraf.org>