keep alive final fixes. SMACK-141

git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@3972 b35dd754-fafc-0310-a699-88a17e54d16e

source/org/jivesoftware/smack/XMPPConnection.java

@@ -876,6 +876,9 @@ public class XMPPConnection {
             // Make note of the fact that we're now connected.
             connected = true;
 
+            // Start keep alive process (after TLS was negotiated - if available)
+            packetWriter.startKeepAliveProcess();
+
             // Notify that a new connection has been established
             connectionEstablished(this);