* i2psnark: When receiving a metainfo via magnet and saving it to disk,

preserve all non-standard fields (such as those created by Robert) so the
   infohash doesn't change on restart, splitting the swarm.
   (http://zzz.i2p/topics/1327 thx 'backup')

router/java/src/net/i2p/router/RouterVersion.java

@@ -18,7 +18,7 @@ public class RouterVersion {
     /** deprecated */
     public final static String ID = "Monotone";
     public final static String VERSION = CoreVersion.VERSION;
-    public final static long BUILD = 12;
+    public final static long BUILD = 13;
 
     /** for example "-test" */
     public final static String EXTRA = "";