The size settings are more "just works", with default scale and depth scale values that don't need much tweaking. Additionally, a "skin" mode was added so skin looks better. EDIT: Cleaned up SSR filter shader a bit.
VisualServer -> RenderingServer PhysicsServer -> PhysicsServer3D Physics2DServer -> PhysicsServer2D NavigationServer -> NavigationServer3D Navigation2DServer -> NavigationServer2D Also renamed corresponding files.