Merge branch 'orbitcontrols-update-epsilon' of https://github.com/jbaicoianu/three.js into dev

examples/js/controls/OrbitControls.js

@@ -273,7 +273,7 @@ THREE.OrbitControls = function ( object, domElement ) {
 		scale = 1;
 		pan.set( 0, 0, 0 );
 
-		if ( lastPosition.distanceTo( this.object.position ) > 0 ) {
+		if ( lastPosition.distanceTo( this.object.position ) > EPS ) {
 
 			this.dispatchEvent( changeEvent );