This reverts commit c7703d5c.
This reverts commit 8edc3425.

- Correct key snytax in properties file

- Add new line when adding a new property unless line above is empty

 * https://bugs.open-xchange.com/show_bug.cgi?id=48598

 * Fix for bug 48598 where we previously sent a shallow CalenderDataObject that only contained the objectID and parentFolderID, but that made it impossible to compute recurrence information in event listeners, such as https://bugs.open-xchange.com/show_bug.cgi?id=43463

 * With this fix, in appointment deletes, we retrieve the complete Appointment object and pass it to event handlers.

This reverts commit a4e68333.

Revert "MW-368: Introduced the ClusterTask and two new methods in the ClusterLockService to perform a ClusterTask while previously acquiring a cluster lock, enhanced the exception codes, deprecated old methods"

This reverts commit 1d8a716d.