[wesnoth-commits] [wesnoth/wesnoth] 6d453e: Update the C++ version in CONTRIBUTING.md to C++17

[Steve Cotton]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 6d453e9fe951ab3894cafb8c427bfb0131ae9a63
      https://github.com/wesnoth/wesnoth/commit/6d453e9fe951ab3894cafb8c427bfb0131ae9a63
  Author: Steve Cotton <steve at octalot.co.uk>
  Date:   2021-04-23 (Fri, 23 Apr 2021)

  Changed paths:
    M CONTRIBUTING.md

  Log Message:
  -----------
  Update the C++ version in CONTRIBUTING.md to C++17