Merge remote-tracking branch 'origin/master' into master

Author: sungbin5304

README.md

@@ -1,4 +1,4 @@
-# GitMessengerBot
+# GitMessengerBot [![time tracker](https://wakatime.com/badge/github/sungbin5304/GitMessengerBot.svg)](https://wakatime.com/badge/github/sungbin5304/GitMessengerBot)
 a Messenger Auto-Reply bot application with Git service.
 
 ### 재개발 시작