Licensify broken with Symfony master because of Filesystem

[jonathaningram]

Quite simply, Filesystem is now a component and not part of HttpKernel:

php app/console licensify StTemplatingBundle --license Apache2
PHP Fatal error:  Class 'Symfony\Component\HttpKernel\Util\Filesystem' not found in /Users/my-project/vendor/bundles/JMS/CommandBundle/Command/LicensifyCommand.php on line 101
PHP Stack trace:
PHP   1. {main}() /Users/my-project/app/console:0
PHP   2. Symfony\Component\Console\Application->run() /Users/my-project/app/console:18
PHP   3. Symfony\Bundle\FrameworkBundle\Console\Application->doRun() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Application.php:106
PHP   4. Symfony\Component\Console\Application->doRun() /Users/my-project/vendor/symfony/src/Symfony/Bundle/FrameworkBundle/Console/Application.php:75
PHP   5. Symfony\Component\Console\Command\Command->run() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Application.php:193
PHP   6. JMS\CommandBundle\Command\LicensifyCommand->execute() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Command/Command.php:237

Fatal error: Class 'Symfony\Component\HttpKernel\Util\Filesystem' not found in /Users/my-project/vendor/bundles/JMS/CommandBundle/Command/LicensifyCommand.php on line 101

Call Stack:
    0.0003     639392   1. {main}() /Users/my-project/app/console:0
    0.0207    3315352   2. Symfony\Component\Console\Application->run() /Users/my-project/app/console:18
    0.0239    3641920   3. Symfony\Bundle\FrameworkBundle\Console\Application->doRun() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Application.php:106
    5.4127   75558384   4. Symfony\Component\Console\Application->doRun() /Users/my-project/vendor/symfony/src/Symfony/Bundle/FrameworkBundle/Console/Application.php:75
    5.4139   75558384   5. Symfony\Component\Console\Command\Command->run() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Application.php:193
    5.4144   75560032   6. JMS\CommandBundle\Command\LicensifyCommand->execute() /Users/my-project/vendor/symfony/src/Symfony/Component/Console/Command/Command.php:23