Update README.md

Author: Harald Walker

README.md

@@ -4,3 +4,7 @@ user-agent-utils
 Utilities for processing user-agent strings. Can be used to handle http requests in real-time or to analyze log files.
 
 http://haraldwalker.github.com/user-agent-utils/
+
+Javadoc
+-------
+http://haraldwalker.github.com/user-agent-utils/javadoc/