They claim they've been working on it with more than fifty writers from all over the sci-fi/fantasy world submitting story treatments, but who knows now that Disney's in charge. If you ask me they'd be fools to turn down the money they could reap from a live-action TV series, but as of right now I'd have to say the show's status exists in some sort of pre-production limbo.
I have it from a reliable source:
PS. Ahsoka in TCW is so not dying! Kids love her. She'll have her own string of films.