[GRASS-git] [OSGeo/grass] 285356: r.to.vect: break line when value changes (#113)

[byronbest]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: 2853568929fd030b02749a909ea0fa6524a01136
      https://github.com/OSGeo/grass/commit/2853568929fd030b02749a909ea0fa6524a01136
  Author: byronbest <43890914+byronbest at users.noreply.github.com>
  Date:   2019-09-25 (Wed, 25 Sep 2019)

  Changed paths:
    M README.md
    M raster/r.to.vect/lines.c

  Log Message:
  -----------
  r.to.vect: break line when value changes (#113)

* break line when value changes
* blank line
* fix docker examples to use nc_basic_spm_grass7 to agree with instructions