message: silent gcc warning on baseImage.h
diff: @@ -134,6 +134,7 @@ namespace ml {
  return i.image != image;
  }
  + template <class T_>
  friend void swap(iterator &a, iterator &b);
  unsigned int x, y;
  @@ -188,6 +189,7 @@ namespace ml {
  return i.image != image;
  }
  + template <class T_>
  friend void swap(constIterator &a, constIterator &b);
  unsigned int x, y;
  