Merge all vr camera in one file

Tools/Gulp/config.json

@@ -171,7 +171,6 @@
       "../../src/Tools/babylon.assetsManager.js",
       "../../src/cameras/vr/babylon.vrCameraMetrics.js",
       "../../src/Cameras/VR/babylon.vrDeviceOrientationCamera.js",
-      "../../src/Cameras/VR/babylon.vrDeviceOrientationArcRotateCamera.js",
       "../../src/Cameras/VR/babylon.webVRCamera.js",
       "../../src/Tools/babylon.sceneOptimizer.js",
       "../../src/Mesh/babylon.meshLODLevel.js",

src/Cameras/VR/babylon.vrDeviceOrientationArcRotateCamera.ts

@@ -1,19 +0,0 @@
-module BABYLON {
-    export class VRDeviceOrientationArcRotateCamera extends ArcRotateCamera {        
-
-        constructor(name: string, alpha: number, beta: number, radius: number, target: Vector3, scene: Scene, compensateDistortion = true) {
-            super(name, alpha, beta, radius, target, scene);
-
-            var metrics = VRCameraMetrics.GetDefault();
-            metrics.compensateDistortion = compensateDistortion;
-            this.setCameraRigMode(Camera.RIG_MODE_VR, { vrCameraMetrics: metrics });
-
-            this.inputs.addVRDeviceOrientation();
-        }
-
-
-        public getTypeName(): string {
-            return "VRDeviceOrientationArcRotateCamera";
-        }
-    }
-}

src/Cameras/VR/babylon.vrDeviceOrientationCamera.ts

@@ -16,4 +16,21 @@ module BABYLON {
             return "VRDeviceOrientationFreeCamera";
         }
     }
+    
+    export class VRDeviceOrientationArcRotateCamera extends ArcRotateCamera {        
+
+        constructor(name: string, alpha: number, beta: number, radius: number, target: Vector3, scene: Scene, compensateDistortion = true) {
+            super(name, alpha, beta, radius, target, scene);
+
+            var metrics = VRCameraMetrics.GetDefault();
+            metrics.compensateDistortion = compensateDistortion;
+            this.setCameraRigMode(Camera.RIG_MODE_VR, { vrCameraMetrics: metrics });
+
+            this.inputs.addVRDeviceOrientation();
+        }
+
+        public getTypeName(): string {
+            return "VRDeviceOrientationArcRotateCamera";
+        }
+    }
 }