Updated help in OBJ converter to reflect new loaders API.

utils/exporters/convert_obj_three.py

@@ -46,12 +46,12 @@ How to use generated JS file in your HTML document
         // load ascii model
 
         var jsonLoader = new THREE.JSONLoader();
-        jsonLoader.load( { model: "Model_ascii.js", callback: function( geometry ) { createScene( geometry) } } );
+        jsonLoader.load( "Model_ascii.js", function( geometry ) { createScene( geometry ) } );
 
         // load binary model
 
         var binLoader = new THREE.BinaryLoader();
-        binLoader.load( { model: "Model_bin.js", callback: function( geometry ) { createScene( geometry) } } );
+        binLoader.load( "Model_bin.js", function( geometry ) { createScene( geometry) } );
 
         function createScene( geometry ) {