add taa to example files listing.

examples/files.js

@@ -181,6 +181,7 @@ var files = {
 		"webgl_postprocessing_nodes",
 		"webgl_postprocessing_smaa",
 		"webgl_postprocessing_ssao",
+		"webgl_postprocessing_taa",
 		"webgl_raycast_texture",
 		"webgl_read_float_buffer",
 		"webgl_rtt",