add collada kinematics example to index

examples/index.html

@@ -178,6 +178,7 @@
 				"webgl_loader_collada",
 				"webgl_loader_collada_keyframe",
 				"webgl_loader_collada_skinning",
+				"webgl_loader_collada_kinematics",
 				"webgl_loader_ctm",
 				"webgl_loader_ctm_materials",
 				"webgl_loader_gltf",