code: public Object getModuleParam(String moduleName, String paramName) {
          Map<String, Object> moduleParams = getModuleParams(moduleName);
          if (moduleParams == null) {
              return null;
          }
          return moduleParams.get(paramName);
      }
docs: Get the value of the given parameter name belonging to the given module name. If
  no such module/parameter name is known, null is returned. Otherwise, the parsed
  parameter is returned as an Object. This may be a String, Map, or List depending
  on the parameter's structure.
  
  @param moduleName    Name of module to get parameter for.
  @param paramName     Name of parameter to get value of.
  @return              Parameter value as an Object or null if unknown.