Allow ServiceProvider::commands to receive an array of commands
Add PHP 5.5 to travis config file for workbench packages

Signed-off-by: Dries Vints <dries.vints@gmail.com>
Merge pull request #1766 from driesvints/feature/add-php-5.5-to-workbench-travis-stub

Add PHP 5.5 to travis config file for workbench packages
Merge pull request #1746 from Anahkiasen/patch-1

Allow ServiceProvider::commands to receive an array of commands
Fix bug in auth.logout event.
Merge branch '4.0'