[GRASS-git] [OSGeo/grass] 4e05bc: Add national land cover dataset color table (#518)

[Brendan Harmon]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass
  Commit: 4e05bc7dec48b3e848c2bace88dd4362fca120c9
      https://github.com/OSGeo/grass/commit/4e05bc7dec48b3e848c2bace88dd4362fca120c9
  Author: Brendan Harmon <brendan.harmon at gmail.com>
  Date:   2020-04-16 (Thu, 16 Apr 2020)

  Changed paths:
    M lib/gis/colors.desc
    A lib/gis/colors/nlcd

  Log Message:
  -----------
  Add national land cover dataset color table (#518)

* added nlcd color table

* added nlcd to color descriptions