Fix max_input_vars error when there are too many levels

- max_input_vars 설정과 무관하게 레벨 수를 늘릴 수 있도록 조정
  (레벨 관련 POST 변수들을 하나로 합쳐서 전송)
- 허용되는 최대 레벨 수를 1000에서 10000으로 늘림
  (단, 권장하는 최대 수는 여전히 1000임)

modules/point/lang/en.php

@@ -6,7 +6,7 @@ $lang->about_act_config = 'Each module like board/blog has its own actions such
 $lang->point_io = 'Point module On';
 $lang->about_point_io = 'Point module can be on or off. If you OFF this module, every triggers will be deleted from database and will not be called by Rhymix Core. Point record would be preserved.';
 $lang->max_level = 'Max Level';
-$lang->about_max_level = 'You may set the max level. Level icons should be considered and 1000 is the maximum value you can set.<br />The maximum possible value is also restricted by the max_input_vars setting of the server. The current maximum is around %d.';
+$lang->about_max_level = 'You may set the max level. Level icons should be considered, and it is strongly recommended that you keep this value below 1000.';
 $lang->level_icon = 'Level Icon';
 $lang->about_level_icon = 'Path of level icon is "./module/point/icons/[level].gif" and max level could be different with icon set. So please be careful';
 $lang->point_name = 'Point Name';