[GRASS-git] [OSGeo/grass] 550abd: docker: version matrix added (#606)

[Markus Neteler]

  Branch: refs/heads/releasebranch_7_8
  Home:   https://github.com/OSGeo/grass
  Commit: 550abd175e1e8dcff37871be74078cdc307af5de
      https://github.com/OSGeo/grass/commit/550abd175e1e8dcff37871be74078cdc307af5de
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-05-11 (Mon, 11 May 2020)

  Changed paths:
    A docker/README.md

  Log Message:
  -----------
  docker: version matrix added (#606)