Bugfix-Release
- fixed ArangoDriver.getCurrentDatabase() (does not use the defaultDatabase)
- fixed ArangoDriver.deleteQueryCache() (does not use the defaultDatabase)
- fixed ArangoDriver.getQueryCacheProperties() (does not use the defaultDatabase)
- fixed ArangoDriver.setQueryCacheProperties() (does not use the defaultDatabase)
- fixed ArangoDriver.reloadRouting() (does not use the defaultDatabase)