Address code review comments
diff --git a/include/grpc++/server_builder.h b/include/grpc++/server_builder.h
index 607df74..c6bcf8b 100644
--- a/include/grpc++/server_builder.h
+++ b/include/grpc++/server_builder.h
@@ -217,7 +217,7 @@
 
   SyncServerSettings sync_server_settings_;
 
-  /* List of completion queues added via AddCompletionQueue() method */
+  // List of completion queues added via AddCompletionQueue() method
   std::vector<ServerCompletionQueue*> cqs_;
 
   std::shared_ptr<ServerCredentials> creds_;