[Commits] [wesnoth/wesnoth] 4180a3: Fix issue in cfed64dd4f42 pointed out by @jyrkive

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 4180a36d330f60e74c264dd4c87ae7edb775dedc
      https://github.com/wesnoth/wesnoth/commit/4180a36d330f60e74c264dd4c87ae7edb775dedc
  Author: Charles Dang <exodia339 at gmail.com>
  Date:   2016-08-28 (Sun, 28 Aug 2016)

  Changed paths:
    M src/gui/dialogs/lobby/info.cpp

  Log Message:
  -----------
  Fix issue in cfed64dd4f42 pointed out by @jyrkive

Apparently, my new method would cause the underlying iterator to be invalidated.