Revert making example app unsubscribe/disconnect

Following Danielle's feedback:
https://github.com/pusher/pusher-websocket-java/pull/247/files#r402989472

Author: marekoid

src/main/java/com/pusher/client/example/PrivateEncryptedChannelExampleApp.java

@@ -42,16 +42,9 @@ private PrivateEncryptedChannelExampleApp(final String[] args) {
         channel = pusher.subscribePrivateEncrypted(channelName, this, eventName);
 
         // Keep main thread asleep while we watch for events or application will terminate
-        for (int i = 0; ; i++) {
+        while (true) {
             try {
-                Thread.sleep(5000);
-                pusher.disconnect(); // to test clearing of shared secret (via tmp log)
-                pusher.connect(this);
-                Thread.sleep(5000);
-                pusher.unsubscribe(channelName); // to test clearing of shared secret (via tmp log)
-                if (i % 2 == 0) { // to test disconnect on both unsubscribed/subscribed
-                    channel = pusher.subscribePrivateEncrypted(channelName, this, eventName);
-                }
+                Thread.sleep(1000);
             }
             catch (final InterruptedException e) {
                 e.printStackTrace();