Decouple chat from core and add chat rest api (#25)

* Decouple the chat package from the core

* Add rest api endpoints for the chat aspect

router/router.go

@@ -14,9 +14,8 @@ import (
 
 //Start starts the router for the http, ws, and rtmp
 func Start() error {
-	// websocket server
-	chatServer := chat.NewServer()
-	go chatServer.Listen()
+	// websocket chat server
+	go chat.Start()
 
 	// start the rtmp server
 	go rtmp.Start()
@@ -27,6 +26,9 @@ func Start() error {
 	// status of the system
 	http.HandleFunc("/status", controllers.GetStatus)
 
+	// chat rest api
+	http.HandleFunc("/chat", controllers.GetChatMessages)
+
 	port := config.Config.WebServerPort
 
 	log.Printf("Starting public web server on port: %d", port)