I believe the best possible solution would be to start from scratch.
Re-evaluate existing team
Hire new developers, designers,
Develop new engine
Get rid of things that can remind community about original SWG as much as possible
Release SWG-2
Ever…
Been playing for year+ and still fun. Why? Because I never bored. If I run missions and get bored I switch to PVP. If I bored with PVP I switch to exp grind for my future jedi. If I bored with grind I switch to space missions. If I bored with space …