MultiverseCoreConfiguration.setDefaults() now protected as it should be.

src/main/java/com/onarandombox/MultiverseCore/MultiverseCoreConfiguration.java

@@ -75,7 +75,7 @@ public class MultiverseCoreConfiguration extends SerializationConfig implements
      * {@inheritDoc}
      */
     @Override
-    public void setDefaults() {
+    protected void setDefaults() {
         // BEGIN CHECKSTYLE-SUPPRESSION: MagicNumberCheck
         enforceaccess = false;
         prefixchat = true;