[GRASS-git] [OSGeo/grass] 964f96: r.plane manual: example improved (#900)

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: 964f969aff1e78b15d86d9cd634e0ac6f84f820b
      https://github.com/OSGeo/grass/commit/964f969aff1e78b15d86d9cd634e0ac6f84f820b
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-08-20 (Thu, 20 Aug 2020)

  Changed paths:
    M scripts/r.plane/r.plane.html
    A scripts/r.plane/r_plane_3d.png

  Log Message:
  -----------
  r.plane manual: example improved (#900)

- more reasonable values
- screenshot added