LPS-36407 Keep only two methods, one taking classNameId and the other className
LPS-36407 Add the referrer class
LPS-36407 regen svcs
LPS-36407 Fix test
LPS-36407 Simplify SystemEventLSI#add*. Let's just keep one method.  I'm not sure why we need to pass in the company id.
LPS-36407 Use new method
LPS-36407 Update test
LPS-36407 Regen
LPS-35373 Readd with SynchronousDestination solution