Add key shortcut for debug, add starting measure and restart

public/src/js/controller.js

@@ -38,7 +38,7 @@ class Controller{
 			syncWith.startDate = this.game.startDate
 			this.syncWith = syncWith
 		}
-		if(this.multiplayer !== 2){
+		if(!this.multiplayer){
 			debugObj.controller = this
 			if(debugObj.debug){
 				debugObj.debug.updateStatus()
@@ -224,7 +224,7 @@ class Controller{
 		pageEvents.remove(this.songSelBtn, ["click", "touchend"])
 		delete this.songSelBtn
 		
-		if(this.multiplayer !== 2){
+		if(!this.multiplayer){
 			debugObj.controller = null
 			if(debugObj.debug){
 				debugObj.debug.updateStatus()