... Ben Sherwood, the President of Disney-ABC Television Group, ... confirmed that there was development at Lucasfilm Animation at Disney XD regarding the next animated series set in a galaxy far, far away. Now some shuffling behind the scenes further confirms that some new Lucasfilm Animation projects are on the way, and with that also comes big changes at Star Wars Rebels.
... Dave Filoni is no longer the supervising director of Star Wars Rebels. The man who previously worked as supervising director on The Clone Wars hasn’t been fired from Star Wars Rebels though, as he will still act as executive producer and oversee the show. ...
The Star Wars properties created at Cartoon Network? Under Guild contract.
The cartoons made at Lucasfilm in northern California? Those, sadly, do not have the protection of a collective bargaining agreement, but there's no reason they have to continue that way. All it takes is a majority of representation cards. And sometimes a vote.