Drop support of Symfony < 4.4 and drop support of PHP7

Merge pull request #33 from Chris53897/feature/drop-sopport-of-symfony-3

feat: drop support of symfony < 4.4, drop support of php 7

Add support for Symfony 6

Merge pull request #27 from Chris53897/feature/symfony6

Add support for Symfony 6

Fix dev-master alias

Merge pull request #26 from mybuilder/dev-master-fix

Fix dev-master alias

Add support for symfony 5, remove support for 2

Added support for symfony 5 and removed it for 2

Removed support for PHP < 7.2

Add support for Symfony 4.0 and higher

Added support for Symfony 4 and above.

add timezone option (CRON_TZ)

Merge pull request #22 from seferov/timezone

add timezone option (CRON_TZ)

Symfony 3.0 support drop php < 5.6

We are switching everything over to phpunit 5 which requires php 5.6 or above.

Symfony 2.7 support

Merge pull request #16 from mybuilder/symfony-2.7

Add symfony 2.7 support

Symfony 2.6 support

Add support for Symfony 2.6 and update the dev dependencies

Version 1.0.1

• Fix premature EOF issue #8
• Add support for HHVM
• Add support for Symfony 2.5
• Fix composer dependency issues