[Commits] [wesnoth/wesnoth] 1b9c07: Disallow specifying file paths with backslashes

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 1b9c07eb402f2031ce8a85cec912c0246f426eb5
      https://github.com/wesnoth/wesnoth/commit/1b9c07eb402f2031ce8a85cec912c0246f426eb5
  Author: Jyrki Vesterinen <sandgtx at gmail.com>
  Date:   2017-10-15 (Sun, 15 Oct 2017)

  Changed paths:
    M RELEASE_NOTES
    M changelog
    M src/filesystem_boost.cpp

  Log Message:
  -----------
  Disallow specifying file paths with backslashes

Backslashes only work on Windows. A UMC author may accidentally use them in
their add-on that won't then work properly on GNU/Linux and macOS.
Just disallow them on all platforms to avoid problems.