Changes:

`onWebsocketMessage()` TikTokWebsocketMessageEvent new event that is
   triggered when new ProtocolBuffer message come from TikTok server.
   Should be mainly use for debuging purpose

Bugs:
 - Fixed bug: WebcastSocialMessage was always triggering `TikTokShareEvent` events such as `TikTokLikeEvent`, `TikTokFollowEvent`, `TikTokShareEvent`, `TikTokJoinEvent` was ignored

 - Fixed bug: Websocket was disconnecting when there was no incoming events for the while. Fixed by implementing background loop that pinging TikTok server every few ms.

 - Fixed bug: Disconnect method was not working

API/src/main/java/io/github/jwdeveloper/tiktok/utils/CancelationToken.java

@@ -0,0 +1,38 @@
+package io.github.jwdeveloper.tiktok.utils;
+
+import io.github.jwdeveloper.tiktok.exceptions.TikTokLiveException;
+
+public class CancelationToken
+{
+    private boolean isCanceled =false;
+
+    public void cancel()
+    {
+        isCanceled =true;
+    }
+
+    public boolean isCancel()
+    {
+
+        return isCanceled;
+    }
+
+    public void throwIfCancel()
+    {
+        if(!isCanceled)
+        {
+            return;
+        }
+        throw new TikTokLiveException("Token requested cancelation");
+    }
+
+    public boolean isNotCancel()
+    {
+        return !isCancel();
+    }
+
+    public static CancelationToken create()
+    {
+        return new CancelationToken();
+    }
+}