* SendMessageOptions: Increase tag fields to 4 bits and use

table lookup for more flexibility
 * Streaming: Use packet type and current window size to adjust
              number of tags sent and tag threshold, to improve
              efficiency and reliability

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 = 18;
+    public final static long BUILD = 19;
 
     /** for example "-test" */
     public final static String EXTRA = "";