Hotfix depreciation Symfony3

Update services.yml

Not quoting the scalar "%push_notifications.onesignal.endpoint.notifications.class%" starting with the "%" indicator character is deprecated since Symfony 3.1 and will throw a ParseException in 4.0 in "/home/vagrant/Code/training-portal/vendor/bluetea/push-notifications-bundle/Bluetea/PushNotificationsBundle/DependencyInjection/../Resources/config/services.yml"

v1.0.4

oneSignal endpoints are changed so that you can configure userAuth key

v1.0.3

OneSignal is now the default option.
Added new endpoints for OneSignal

Add the option ios_badgeType to the OneSignal configuration

v1.0.1

Add the option ios_badgeType to the OneSignal configuration

V1.0.0

updated composer.json to add v1.0