[GRASS-git] [OSGeo/grass-addons] b88bb8: v.stats: Various fixes (#503)

[Huidae Cho]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-addons
  Commit: b88bb8752533a013bf4e8b9fb9944a9e96681cf9
      https://github.com/OSGeo/grass-addons/commit/b88bb8752533a013bf4e8b9fb9944a9e96681cf9
  Author: Huidae Cho <grass4u at gmail.com>
  Date:   2021-04-06 (Tue, 06 Apr 2021)

  Changed paths:
    M grass7/vector/v.stats/v.stats.py
    M grass7/vector/v.stats/vstats.py

  Log Message:
  -----------
  v.stats: Various fixes (#503)