The following properties have been removed because auto updates of the crawler aren't necessery any more due to directly using the APIs of the 3rd party service:

- com.openexchange.subscribe.crawler.updatepath
- com.openexchange.subscribe.crawler.updatedfile
- com.openexchange.subscribe.crawler.updateinterval
- com.openexchange.subscribe.crawler.enableautoupdat e
- com.openexchange.subscribe.crawler.onlyupdatealrea dyinstalled