[Commits] [wesnoth/wesnoth] 7c4e3c: Fix [scroll] with omitted x or y

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 7c4e3c62f5346287f00c6023d4dc727bda96c7b4
      https://github.com/wesnoth/wesnoth/commit/7c4e3c62f5346287f00c6023d4dc727bda96c7b4
  Author: Celtic Minstrel <CelticMinstrel at users.noreply.github.com>
  Date:   2017-05-28 (Sun, 28 May 2017)

  Changed paths:
    M data/lua/wml-tags.lua

  Log Message:
  -----------
  Fix [scroll] with omitted x or y

As reported at https://forums.wesnoth.org/viewtopic.php?f=4&t=46168