update: add events component

config.sample.json

@@ -10,6 +10,7 @@
     "circles": "http://localhost:8000/circles/",
     "projects": "http://localhost:8000/projects/",
     "customers": "http://localhost:8000/customers/",
+    "events": "http://localhost:8000/events/",
     "users": "http://localhost:8000/users/"
   }
 }