Added a method to register classes in bulk.

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8069 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/networking/com/jme3/network/serializing/Serializer.java

@@ -145,6 +145,12 @@ public abstract class Serializer {
         return registerClass(cls, true);
     }
     
+    public static void registerClasses(Class... classes) {
+        for( Class c : classes ) {
+            registerClass(c);
+        }
+    }
+    
     /**
      *  Registers the specified class. The failOnMiss flag controls whether or
      *  not this method returns null for failed registration or throws an exception.