Fix things and optimize imports

BauSystem/BauSystem_Main/src/de/steamwar/bausystem/region/flags/Flag.java

@@ -54,12 +54,12 @@ public final class Flag<T extends Enum<T> & Flag.Value<T>> implements EnumDispla
     private final Class<? extends Flag.Value<T>> valueType;
 
     @Getter
-    private final Flag.Value<?> defaultValue;
+    private final T defaultValue;
 
     @Getter
     private final Flag.Value<?>[] values;
 
-    private Flag(String name, String chatValue, Class<? extends Flag.Value<T>> valueType, Value<T> defaultValue) {
+    private Flag(String name, String chatValue, Class<? extends Flag.Value<T>> valueType, T defaultValue) {
         flags.add(this);
 
         this.name = name;