Fix Flag.Value to have enum methods for save/load

BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedFlagStorage.java

@@ -74,4 +74,9 @@ public class FixedFlagStorage implements FlagStorage {
     public void clear() {
         flagMap.clear();
     }
+
+    @Override
+    public Map<Flag<?>, Flag.Value<?>> getBackedMap() {
+        return flagMap;
+    }
 }

BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedGlobalFlagStorage.java

@@ -78,4 +78,9 @@ public class FixedGlobalFlagStorage implements FlagStorage {
     public void clear() {
         flagMap.clear();
     }
+
+    @Override
+    public Map<Flag<?>, Flag.Value<?>> getBackedMap() {
+        return flagMap;
+    }
 }

BauSystem/BauSystem_RegionFixed/src/de/steamwar/bausystem/region/fixed/FixedRegion.java

@@ -28,9 +28,13 @@ import java.util.UUID;
 public class FixedRegion implements Region {
 
     private UUID uuid;
+    private FixedFlagStorage flagStorage;
+    private Prototype prototype;
 
-    public FixedRegion(String name) {
+    public FixedRegion(String name, FixedFlagStorage flagStorage, Prototype prototype) {
         uuid = UUID.nameUUIDFromBytes(name.getBytes(StandardCharsets.UTF_8));
+        this.flagStorage = flagStorage;
+        this.prototype = prototype;
     }
 
     @Override
@@ -45,7 +49,7 @@ public class FixedRegion implements Region {
 
     @Override
     public @NonNull FlagStorage getFlags() {
-        return null;
+        return flagStorage;
     }
 
     @Override