整理代码，修复应用语言加载TEXTOBJ时有个特殊的文本对象会弹出警告

parts/gameFuncs.lua

@@ -34,7 +34,7 @@ function applyLanguage()
     text=LANG.get(SETTING.locale)
     WIDGET.setLang(text.WidgetText)
     for k,v in next,TEXTOBJ do
-        if text[k]then
+        if rawget(text,k)then
             v:set(text[k])
         end
     end

parts/scenes/game.lua

@@ -359,12 +359,10 @@ function scene.draw()
     gc_setColor(1,1,1,.82)
     gc_draw(TEXTOBJ.modeName,modeTextPos,10)
     local M=GAME.curMode
-    if M then
-        if M.score and M.records[1]then
-            setFont(15)
-            gc_setColor(1,1,1,.6)
-            gc_print(M.scoreDisp(M.records[1]),modeTextPos,45)
-        end
+    if M and M.score and M.records[1]then
+        setFont(15)
+        gc_setColor(1,1,1,.6)
+        gc_print(M.scoreDisp(M.records[1]),modeTextPos,45)
     end
 
     --Replaying