[GRASS-git] [OSGeo/grass] bcc730: parser: add markdown support (#3230)

[Martin Landa]

  Branch: refs/heads/main
  Home:   https://github.com/OSGeo/grass
  Commit: bcc7300abfe841e0ad1023fcef40871076a1f5fc
      https://github.com/OSGeo/grass/commit/bcc7300abfe841e0ad1023fcef40871076a1f5fc
  Author: Martin Landa <landa.martin at gmail.com>
  Date:   2023-12-07 (Thu, 07 Dec 2023)

  Changed paths:
    M lib/gis/parser.c
    M lib/gis/parser_help.c
    M lib/gis/parser_html.c
    M lib/gis/parser_interface.c
    M lib/gis/parser_local_proto.h
    R lib/gis/parser_rest.c
    A lib/gis/parser_rest_md.c
    M raster/r.mapcalc/main.c
    A utils/md_isvalid.py
    A utils/mdl_style.rb
    M vector/v.to.db/parse.c

  Log Message:
  -----------
  parser: add markdown support (#3230)

* add markdown parser description
* improve also rest parser description
* add script for markdown validation
* fix option descriptions for r.mapcalc and v.to.db

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Co-authored-by: Markus Neteler <neteler at osgeo.org>