Add PathRegion, PathArea and PathRegionData

Add VariantSelector
Add DynamicRegionCommand
Fix RegionData constructor

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

@@ -147,7 +147,7 @@ public final class FixedGlobalRegion implements Region {
     }
 
     @Override
-    public void loadRegion() {
+    public void loadRegion(RegionData regionData) {
         FixedRegionDataUtils.loadRegionData("global", FLAG_STORAGE);
     }
 }

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

@@ -143,7 +143,7 @@ public class FixedRegion implements Region {
         }
 
         @Override
-        public void loadRegion() {
+        public void loadRegion(RegionData regionData) {
         }
 
         @Override
@@ -407,7 +407,7 @@ public class FixedRegion implements Region {
     }
 
     @Override
-    public void loadRegion() {
+    public void loadRegion(RegionData regionData) {
         FixedRegionDataUtils.loadRegionData(name, flagStorage);
     }
 }