Add some hidden modes + misc changes (#640)

* Added secret_grade and sprint123 to map and added some icons

* Add master_g to map

* add classic_u and master_instinct and misc changes

* added big modes

* Fix some bugs on master_instinct

* fix bugs on big mode

* Simplified Grade Display

parts/language/lang_zh.lua

@@ -762,8 +762,10 @@ return{
         ['sprint_100l']=    {"竞速",        "100L",     "消除100行"},
         ['sprint_400l']=    {"竞速",        "400L",     "消除400行"},
         ['sprint_1000l']=   {"竞速",        "1000L",    "消除1000行"},
+        ['secret_grade']=   {"秘密段位",    "",         "做一个人字形的队形，按照指南的要求!"},
         ['sprintPenta']=    {"竞速",        "五连块",     "伤脑筋十八块"},
         ['sprintMPH']=      {"竞速",        "MPH",      "纯随机\n无预览\n无暂存"},
+        ['sprint123']=      {"竞速",        "M123",     "40L，只有单米诺、多米诺和三米诺。"},
         ['dig_10l']=        {"挖掘",        "10L",      "挖掘10行"},
         ['dig_40l']=        {"挖掘",        "40L",      "挖掘40行"},
         ['dig_100l']=       {"挖掘",        "100L",     "挖掘100行"},
@@ -788,11 +790,14 @@ return{
         ['round_h']=        {"回合制",       "困难",      "下棋模式"},
         ['round_l']=        {"回合制",       "疯狂",      "下棋模式"},
         ['round_u']=        {"回合制",       "极限",      "下棋模式"},
+        ['big_n']=          {"大的",         "普通",     "在一个较小的棋盘上玩!"},
+        ['big_h']=          {"大的",         "困难",     "在一个较小的棋盘上玩!"},
         ['master_n']=       {"大师",        "普通",      "20G初心者练习"},
         ['master_h']=       {"大师",        "困难",      "上级者20G挑战"},
         ['master_m']=       {"大师",        "大师",      "大师20G"},
         ['master_final']=   {"大师",        "终点",      "究极20G:无法触及的终点"},
         ['master_ph']=      {"大师",        "虚幻",      "虚幻20G:？？？"},
+        ['master_g']=       {"大师",        "分级的",    "获得最高的成绩!"},
         ['master_ex']=      {"宗师",        "EX",       "成为方块大师"},
         ['master_instinct']={"大师",        "本能",      "隐藏当前块"},
         ['strategy_e']=     {"策略堆叠",     "简单",      "20G堆叠中速决策练习"},
@@ -809,6 +814,7 @@ return{
         ['blind_wtf']=      {"隐形",        "不会吧",     "还没准备好"},
         ['classic_e']=      {"高速经典",     "简单",       "高速经典"},
         ['classic_h']=      {"高速经典",     "困难",       "飞速经典"},
+        ['classic_l']=      {"高速经典",    "疯狂",        "迅捷经典"},
         ['classic_u']=      {"高速经典",     "极限",       "极速经典"},
         ['survivor_e']=     {"生存",        "简单",      "你能存活多久？"},
         ['survivor_n']=     {"生存",        "普通",      "你能存活多久？"},