don't render walls

previous commit makes real walls

ui/js/gorobots_render_webgl.js

@@ -202,24 +202,6 @@ var gorobots_render_webgl = function(){
         my.wallobjy = new THREE.CubeGeometry(3, my.height, 3);
         var material = new THREE.MeshLambertMaterial( { color: "#cccccc" } );
 
-        my.wall = new THREE.Mesh(my.wallobjx, material);
-        my.wall.position.x = my.width / 2;
-        my.scene.add(my.wall);
-
-        my.wall2 = new THREE.Mesh(my.wallobjx, material);
-        my.wall2.position.x = my.width / 2;
-        my.wall2.position.y = my.height ;
-        my.scene.add(my.wall2);
-
-        my.wall3 = new THREE.Mesh(my.wallobjy, material);
-        my.wall3.position.y = my.height / 2;
-        my.scene.add(my.wall3);
-
-        my.wall4 = new THREE.Mesh(my.wallobjy, material);
-        my.wall4.position.y = my.height / 2;
-        my.wall4.position.x = my.width ;
-        my.scene.add(my.wall4);
-
         my.scene.add(my.camera);
         var directionalLight = new THREE.DirectionalLight( 0xffffff, 0.9 );
         directionalLight.position.set( 0, 0, -1 );