整理代码习惯，常量字符串改用单引号，可能有遗漏

parts/modes/blind_e.lua

@@ -3,10 +3,10 @@ return{
 	color=COLOR.cyan,
 	env={
 		drop=30,lock=45,
-		visible="easy",
-		dropPiece=function(P)if P.stat.row>=200 then P:win("finish")end end,
+		visible='easy',
+		dropPiece=function(P)if P.stat.row>=200 then P:win('finish')end end,
 		freshLimit=10,
-		bg="glow",bgm="push",
+		bg='glow',bgm='push',
 	},
 	pauseLimit=true,
 	load=function()