MessageDirector: Add unit test for multiple post recieve.
MessageDirector: Add unit test for multiple post recieve.

pizcogirl/Astron,pizcogirl/Astron,blindsighttf2/Astron,ketoo/Astron,ketoo/Astron,blindsighttf2/Astron,pizcogirl/Astron,pizcogirl/Astron,blindsighttf2/Astron,ketoo/Astron,blindsighttf2/Astron,ketoo/Astron