message: Remove obsolete constructors
diff: @@ -41,14 +41,6 @@ public:
  binary_serializer(execution_unit* ctx, buffer& buf);
  - binary_serializer(binary_serializer&&) = default;
  -
  - binary_serializer& operator=(binary_serializer&&) = default;
  -
  - binary_serializer(const binary_serializer&) = delete;
  -
  - binary_serializer& operator=(const binary_serializer&) = delete;
  -
  // -- position management ----------------------------------------------------
  /// Sets the write position to given offset.
  