Version 0.0.1.1 beta sports a holiday gift for the script writer, a filter look up list, shows all internal filters / functions and plug-in (external) functions in your plug-in directory. If you what the full story, it starts here: http://forum.doom9.org/showthread.php?p=732432#post732432. Check the user's doc in the zip file or check the script editor guide, the feature is AviSynth version dependent. Not much else has changed, though the todo list is getting bigger.
Product page: here