Added original SDK code for Alien Swarm.

game/server/init_factory.cpp

@@ -0,0 +1,25 @@
+//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "init_factory.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+static factorylist_t s_factories;
+
+// Store off the factories
+void FactoryList_Store( const factorylist_t &sourceData )
+{
+	s_factories = sourceData;
+}
+
+// retrieve the stored factories
+void FactoryList_Retrieve( factorylist_t &destData )
+{
+	destData = s_factories;
+}