[Commits] [wesnoth/wesnoth] ac645c: add missing #include

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: ac645c157eabe83252327d5fe2e87223dc7f4623
      https://github.com/wesnoth/wesnoth/commit/ac645c157eabe83252327d5fe2e87223dc7f4623
  Author: gfgtdf <daniel.gfgtdf at gmail.com>
  Date:   2017-03-11 (Sat, 11 Mar 2017)

  Changed paths:
    M src/server/send_receive_wml_helpers.ipp

  Log Message:
  -----------
  add missing #include