Merge pull request #5559 from sebavan/master

DK Validation Done

src/Cameras/babylon.arcRotateCamera.ts

@@ -1054,10 +1054,6 @@ module BABYLON {
             var camRight = <ArcRotateCamera>this._rigCameras[1];
 
             camLeft.beta = camRight.beta = this.beta;
-            // This looks like being an issue in rig mode. Should be looked if
-            // further issues are found. but was modifying the view matrix twice
-            // Line below commented in order to fix http://www.html5gamedevs.com/topic/41454-confusion-about-camera-positions/
-            // camLeft.radius = camRight.radius = this.radius;
 
             switch (this.cameraRigMode) {
                 case Camera.RIG_MODE_STEREOSCOPIC_ANAGLYPH: