Backend Directory Reference

Files
file	AbstractBackend.php [code]
file	BackendInterface.php [code]
file	NotificationSupport.php [code]
file	PDO.php [code]
file	SchedulingSupport.php [code]
file	SharingSupport.php [code]
file	SimplePDO.php [code]
file	SubscriptionSupport.php [code]
file	SyncSupport.php [code]