[GRASS-git] [OSGeo/grass-addons] 9fc1d2: i.zero2null manual: screenshots added (#209)

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-addons
  Commit: 9fc1d2ea6d86a80ef8011ebc27ea56f64ed9dc73
      https://github.com/OSGeo/grass-addons/commit/9fc1d2ea6d86a80ef8011ebc27ea56f64ed9dc73
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-06-17 (Wed, 17 Jun 2020)

  Changed paths:
    M grass7/imagery/i.zero2null/i.zero2null.html
    A grass7/imagery/i.zero2null/i_zero2null_s2_corr.png
    A grass7/imagery/i.zero2null/i_zero2null_s2_uncorr.png

  Log Message:
  -----------
  i.zero2null manual: screenshots added (#209)