made permanent tokens from framework compliant with new abstract superclass

Mage/src/main/java/mage/game/permanent/token/SylvanOfferingTreefolkToken.java

@@ -48,6 +48,13 @@ public class SylvanOfferingTreefolkToken extends Token {
         color.setGreen(true);
         power = new MageInt(xValue);
         toughness = new MageInt(xValue);
+    }
 
+    public SylvanOfferingTreefolkToken(final SylvanOfferingTreefolkToken token) {
+        super(token);
+    }
+
+    public SylvanOfferingTreefolkToken copy() {
+        return new SylvanOfferingTreefolkToken(this);
     }
 }