use strict; fixes #83

app/Game/Client/Control/Input/GamepadInput.js

@@ -5,6 +5,8 @@ define([
 ],
  
 function (Parent, Settings, Nc) {
+
+	"use strict";
  
     function GamepadInput(playerController) {
     	this.playerController = playerController;

app/Game/Client/Control/Input/MouseInput.js

@@ -6,6 +6,8 @@ define([
 ],
  
 function (Parent, DomController, Settings, Nc) {
+
+	"use strict";
  
     function MouseInput() {
     	Parent.call(this);

app/Game/Client/Control/Input/XyInput.js

@@ -3,6 +3,8 @@ define([
 ],
  
 function (Nc) {
+
+	"use strict";
  
     function XyInput() {
     	this.x = null;

app/Game/Client/Control/KeyboardInput.js

@@ -4,6 +4,8 @@ define([
 
 function (Key) {
 
+	"use strict";
+
     function KeyboardInput (playerController) {
 
         this._registry = {};

app/Game/Client/Control/PlayerController.js

@@ -8,6 +8,8 @@ define([
 
 function (Parent, KeyboardInput, MouseInput, Nc, GamepadInput) {
 
+	"use strict";
+
     function PlayerController (me) {
 
         Parent.call(this, me);