fix ENABLE_GO default value

speciesData.py

@@ -49,7 +49,7 @@ class SpeciesData:
 
     def set_service_attribute(self, service, parameters_dictionary):
         parameters_dictionary_services = parameters_dictionary[constants.ORG_PARAM_SERVICES]
-        if(service in parameters_dictionary_services.keys()):
+        if(service in parameters_dictionary_services.keys() and parameters_dictionary_services[service] != ""):
             return parameters_dictionary_services[service]
         else:
             return "0"