Add Gitter badge (#104)

Author: gitter-badger

README.md

@@ -9,6 +9,8 @@
 
 # Introduction
 
+[![Join the chat at https://gitter.im/laravel-totem/Lobby](https://badges.gitter.im/laravel-totem/Lobby.svg)](https://gitter.im/laravel-totem/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+
 Manage your `Laravel Schedule` from a pretty dashboard. Schedule your `Laravel Console Commands` to your liking. Enable/Disable scheduled tasks on the fly without going back to your code again.
 
 ## Documentation