get rid of utils.h in libutils
diff --git a/simulator/app/UserEventMessage.h b/simulator/app/UserEventMessage.h
index 4a66cc2..9b94ea7 100644
--- a/simulator/app/UserEventMessage.h
+++ b/simulator/app/UserEventMessage.h
@@ -6,7 +6,7 @@
 #ifndef _SIM_USER_EVENT_MESSAGE_H
 #define _SIM_USER_EVENT_MESSAGE_H
 
-#include <utils.h>
+#include "utils.h"
 #include "LogMessage.h"
 
 /*