Fix VR startup crash on AMD
Make lobby rich presence better favouring game lobbies over parties
ui early cull with global matrix, not local matrix and make sure matrices are resolved before culling occurs
PanelRenderer transformed panels with clipping set their software scissor to AABB, whilst keeping the shader scissor untransformed until render
Scope the clipping code to keep better track of the scissor and gpu scissor, fixes issues with nested transformed clips which were more common then I thought