message: Remove convertion warning from `double` to `int`.
diff: @@ -389,7 +389,7 @@ public:
  }
  /// Reset the oscillation order
  - void SetOrder(double order_) { order = order_; }
  + void SetOrder(int order_) { order = order_; }
  /** @brief Set the maximum ratio of refinement levels of adjacent elements
  (0 = unlimited). The default value is 1, which helps ensure appropriate
  