修复皮肤设置菜单和联网对战菜单背景可能错误

parts/scenes/net_game.lua

@@ -225,6 +225,7 @@ function scene.socketRead(cmd,d)
 		end
 	elseif cmd=='finish'then
 		playing=false
+		BG.set()
 	end
 end
 

parts/scenes/setting_skin.lua

@@ -9,6 +9,7 @@ local minoRot0={}
 local scene={}
 
 function scene.sceneInit()
+	BG.set()
 	selRS=RSlist[SETTING.RS]
 	for i=1,7 do
 		minoRot0[i]=SETTING.face[i]*1.57