Small change for auth server

Author: Aleksandar Osenov

devicehive-auth/src/main/java/com/devicehive/proxy/AuthProxyClient.java

@@ -82,10 +82,10 @@ public void push(Request request) {
     @Override
     public void start() {
         client.start();
+        pingServer();
         createTopic(Arrays.asList(requestTopic, replyToTopic));
         subscribeToTopic(replyToTopic);
 
-        pingServer();
     }
 
     public void createTopic(List<String> topics) {