public SmallestMailboxPool(
	int nrOfInstances,
	Resizer resizer,
	SupervisorStrategy supervisorStrategy,
	string routerDispatcher,
	bool usePoolDispatcher = false
)

new : 
        nrOfInstances : int * 
        resizer : Resizer * 
        supervisorStrategy : SupervisorStrategy * 
        routerDispatcher : string * 
        ?usePoolDispatcher : bool 
(* Defaults:
        let _usePoolDispatcher = defaultArg usePoolDispatcher false
*)
-> SmallestMailboxPool