message: AliFemtoConfigObject: Add as_rangelist() method
diff: @@ -377,6 +377,12 @@ public:
  IntValue_t as_int() const { return fValueInt; }
  FloatValue_t as_float() const { return fValueFloat; }
  RangeValue_t as_range() const { return fValueRange; }
  + RangeListValue_t as_rangelist() const
  + {
  + return is_rangelist() ? fValueRangeList
  + : is_range() ? RangeListValue_t(1, fValueRange)
  + : RangeListValue_t();
  + }
  // template <typename BoolType> bool load_bool(BoolType &v) const { return is_bool() ? v = fValueBool, true : false; }
  // template <typename StringType> bool load_str(StringType &v) const { return is_str() ? v = fValueString, true : false; }
  