[GRASS-git] [OSGeo/grass-addons] 0c7444: Add g.projpicker (#543)

[Huidae Cho]

  Branch: refs/heads/master
  Home:   https://github.com/OSGeo/grass-addons
  Commit: 0c7444a5201dae54c64d8ef3bbfb94ae47b7266c
      https://github.com/OSGeo/grass-addons/commit/0c7444a5201dae54c64d8ef3bbfb94ae47b7266c
  Author: Huidae Cho <grass4u at gmail.com>
  Date:   2021-06-14 (Mon, 14 Jun 2021)

  Changed paths:
    A grass7/general/g.projpicker/Makefile
    A grass7/general/g.projpicker/g.projpicker.html
    A grass7/general/g.projpicker/g.projpicker.py

  Log Message:
  -----------
  Add g.projpicker (#543)

This PR adds a new module that implements the command line version of https://github.com/OSGeo/grass/issues/1253.

* Add g.projpicker
* Comments
* Handle spaces in unit=; this is needed because query is a single string
* Add an example
* Handle spaces in coordinates
* Handle quotes in a single word
* Fix examples
* Update to the latest version of ProjPicker
* Add EXPERIMENTAL bbox_map=
* 80 cols
* Remove EXPERIMENTAL
* Add more examples
* cleanup
* degree symbol
* Document match, match_max=, match_tol=