Add support to PHP5.5 since it has been released.

Signed-off-by: crynobone <crynobone@gmail.com>
Fix bug in Auth::loginById that caused no action to be taken. Closes #1712.
Merge pull request #1709 from crynobone/feature/php5.5

Add support test PHP 5.5 (using Travis-CI) since it has been released.
Fix nested before filters in groups.
Fix double get on cache remember.
Update phpdocs (static return types)

Also made the Closure return consisten use \Closure and some small typos
Merge pull request #1728 from barryvdh/4.0

Add static return types to phpdocs
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