 "vm2" : {
            "externalModuleWhitelist" : [ 
                "proj4", 
                "moment", 
                "opentok", 
                "CounterService", 
                "AddressPreprocessor"
            ],
            "builtinModuleWhitelist" : [ 
                "os"
            ],
            "root" : "./server/vendor"
        }