Fix Symfony 4.2 deprecation warning

Merge pull request #27 from flackovic/fix-sf4.2-deprecation

Fix Symfony 4.2 deprecation warning

Make service public. Symfony 3.4 compatibility

Merge pull request #20 from redjanym/develop

Make service public

Set Collapse Key

Merge pull request #17 from redjanym/develop

Set Collapse Key

Bug fixes

Merge pull request #15 from redjanym/develop

Develop

Bug fix

Merge pull request #12 from redjanym/develop

Fix adding a null value as a device token at service constructor

Add support for Multiple Devices Notifications

1.1.3

SensioLabsInsight fixes

Add new fork of sngrl/php-firebase-cloud-messaging

1.1.2

Add redjanym/php-firebase-cloud-messaging as fork of sngrl/php-fireba…

New Notification Properties, code refactoring.

Add more properties to the Notification.

Use sngrl\PhpFirebaseCloudMessaging\Notification as Notification Entity.

Topic Notifications, bug fixes and documentation improvements

Merge pull request #4 from redjanym/develop

New Feature "Topic Notification", minor bug fixes and new documentation wiki

1.0.1

Fix README errors