Merge pull request 'No more Tasks' (#48) from StartupCrash into master

Reviewed-on: #48
Reviewed-by: Lixfel <lixfel@steamwar.de>

BauSystem_Main/src/de/steamwar/bausystem/region/BackupScheduler.java

@@ -48,8 +48,10 @@ public class BackupScheduler implements Enable, Disable {
 
     @Override
     public void disable() {
-        final Iterator<Region> regions = Region.getREGION_MAP().values().stream().filter(region -> region.get(Tag.CHANGED)).iterator();
-        BackupScheduler.this.doBackup(regions);
+        Region.getREGION_MAP().values().stream().filter(region -> region.get(Tag.CHANGED)).iterator().forEachRemaining(region -> {
+            region.backup();
+            region.remove(Tag.CHANGED);
+        });
     }
 
     public void doBackup(final Iterator<Region> regionIterator) {