[GRASS-git] [OSGeo/grass-website] a462a2: add note about Search engine optimization (SEO)

[Markus Neteler]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-website
  Commit: a462a244756e451402a4a88f4520bf7c9599d8fb
      https://github.com/OSGeo/grass-website/commit/a462a244756e451402a4a88f4520bf7c9599d8fb
  Author: Markus Neteler <neteler at gmail.com>
  Date:   2020-09-21 (Mon, 21 Sep 2020)

  Changed paths:
    M README.md

  Log Message:
  -----------
  add note about Search engine optimization (SEO)

reference: https://github.com/OSGeo/grass-website/issues/205#issuecomment-694096283