message: Doc review: max_intervals documentation in plot_persistence_density
diff: @@ -269,7 +269,8 @@ def plot_persistence_density(persistence=[], persistence_file='',
  <http://scipy.github.io/devdocs/generated/scipy.stats.gaussian_kde.html>`_
  for more details.
  :type bw_method: str, scalar or callable, optional.
  - :param max_intervals: maximal number of intervals to display.
  + :param max_intervals: maximal number of points used in the density
  + estimation.
  Selected points are those with the longest life time. Set it
  to 0 to see all. Default value is 1000.
  :type max_intervals: int.
  