`TFPCustomHTTPClientAsyncPool`
pt		CreatePool
pt		CreateRequestThread
pt		CreateWaitForAllRequestsThread
pt		AddToQueue
pt		RemoveFromQueue
pt		ReleaseClient
pt		LockQueue
pt		UnlockQueue
		AsyncMethod
		StopRequests
		BlockNewRequests
		UnblockNewRequests
		WaitForAllRequests
		Create
		Destroy