modeData地位提升，模式环境变量target移入其中，大规模整理代码，可读性增强

parts/modes/tech_l_plus.lua

@@ -1,5 +1,4 @@
 local format=string.format
-local int=math.floor
 local function tech_check_hard(P)
 	local C=P.lastPiece
 	if C.row>0 then
@@ -31,7 +30,7 @@ return{
 		mText(drawableText.atk,69,243)
 		mText(drawableText.eff,69,363)
 	end,
-	score=function(P)return{P.stat.atk<=200 and int(P.stat.atk)or 200,P.stat.time}end,
+	score=function(P)return{P.stat.atk<=200 and math.floor(P.stat.atk)or 200,P.stat.time}end,
 	scoreDisp=function(D)return D[1].." Attack  "..TIMESTR(D[2])end,
 	comp=function(a,b)return a[1]>b[1]or a[1]==b[1]and a[2]<b[2]end,
 	getRank=function(P)