Improve several things

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/RegionType.java

@@ -36,6 +36,7 @@ public enum RegionType {
     SPAWN_PATH(false, false, true, ConnectionType.Path),
     SPAWN_EXTENSION(false, false, false, ConnectionType.Closed),
     PATH(false, false, false, ConnectionType.Path),
+
     DRY(false, true, false, ConnectionType.Closed),
     DRY_SPECIAL(false, false, false, ConnectionType.Closed),
     WET(false, true, false, ConnectionType.Water),
@@ -47,10 +48,18 @@ public enum RegionType {
     private final boolean cannotDelete;
     private final ConnectionType connectionType;
 
+    public boolean isSpawn() {
+        return this == SPAWN || this == SPAWN_PATH || this == SPAWN_EXTENSION;
+    }
+
+    public boolean isPath() {
+        return this == PATH || this == SPAWN_PATH;
+    }
+
     public enum ConnectionType {
         Closed,
         Path,
         Water,
-        Global
+        Global,
     }
 }