Issue #2020291 by Grayside: Added Move support for desktop notifications into Drush Core.
Typo fix.
Remove some cruft related to drush4 => drush5 upgrade.
Add --notify to example.drushrc
Advertise our new wildcard capability in drushrc.php
Remove from drush.php some ancient config for old core-cli command.
Issue #2010042 by clemens.tolboom, helmo: Added Use composer to configure the test environment.
reduce min php version in composer.json
Enable testing of php 5.4 on travis