#395 - add spec that passes null sender
#395 - allowing Event.Raise to specify null senders
#395 - replacing isSenderTheFake with hasSender, per review comments
Merge pull request #406 from blairconrad/395-null-sender-stays-null

395 null sender stays null
Remove obsolete Any and Configure types
Merge pull request #409 from adamralph/408

Remove obsolete Any and Configure types