message: Add a note to morphologyEx documentation to clarify the behavior when iterations > 1.
diff: @@ -2181,6 +2181,9 @@ kernel center.
  @param borderValue Border value in case of a constant border. The default value has a special
  meaning.
  @sa dilate, erode, getStructuringElement
  +@note The number of iterations is the number of times erosion or dilatation operation will be applied.
  +For instance, an opening operation (#MORPH_OPEN) with two iterations is equivalent to apply
  +successively: erode -> erode -> dilate -> dilate (and not erode -> dilate -> erode -> dilate).
  */
  CV_EXPORTS_W void morphologyEx( InputArray src, OutputArray dst,
  int op, InputArray kernel,
  