https://www.fantasyflightgames.com/en/news/2018/4/6/new-fleet-orders/
Avenger, Gallant Haven and Yavaris nerfed.
Flotilas are now limited to 2 per fleet, and don't count as ships for ending thee game.
Relay is turned into a range boost instead of making your squadron commands range unlimited.
A few clarifications, mostly on Wave 7 stuff.