Merge pull request #79 from dmitrycm/synchronized-for-RawSocketSender.close

synchronized modifier for RawSocketSender.close()

Author: komamitsu

src/main/java/org/fluentd/logger/sender/RawSocketSender.java

@@ -99,7 +99,7 @@ private void reconnect() throws IOException {
     }
 
     @Override
-    public void close() {
+    public synchronized void close() {
         // close output stream
         if (out != null) {
             try {