[fvwmorg/fvwm] a61c97: README: clarify development situation

[Thomas Adam]

  Branch: refs/heads/master
  Home:   https://github.com/fvwmorg/fvwm
  Commit: a61c970b863267301a92722fcd0d7e6f8968aae9
      
https://github.com/fvwmorg/fvwm/commit/a61c970b863267301a92722fcd0d7e6f8968aae9
  Author: Thomas Adam <tho...@xteddy.org>
  Date:   2019-08-24 (Sat, 24 Aug 2019)

  Changed paths:
    M README.md

  Log Message:
  -----------
  README: clarify development situation