[wesnoth-commits] [wesnoth/wesnoth] 90f325: Limit travis jobs to one per OS.

[Pentarctagon]

  Branch: refs/heads/master
  Home:   https://github.com/wesnoth/wesnoth
  Commit: 90f3255f08f820e0f2e55517625453d7a1118dd9
      https://github.com/wesnoth/wesnoth/commit/90f3255f08f820e0f2e55517625453d7a1118dd9
  Author: Pentarctagon <pentarctagon at tutamail.com>
  Date:   2020-11-20 (Fri, 20 Nov 2020)

  Changed paths:
    M .travis.yml

  Log Message:
  -----------
  Limit travis jobs to one per OS.

With the removal of Travis' OSS tier, we now have a limited amount of build time left that needs to last as long as possible.