[phobos] [D-Programming-Language/installer] f5212b: resolve dmd-beta in install script

[GitHub via phobos]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/installer
  Commit: f5212bbf97bef0052805fd494e40f8be86efaf21
      https://github.com/D-Programming-Language/installer/commit/f5212bbf97bef0052805fd494e40f8be86efaf21
  Author: Martin Nowak <code at dawg.eu>
  Date:   2016-02-24 (Wed, 24 Feb 2016)

  Changed paths:
    M script/install.sh

  Log Message:
  -----------
  resolve dmd-beta in install script