Add globals

.luacheckrc

@@ -1,8 +1,17 @@
+compat = true
 allow_defined = true
-compat=true
 max_line_length = false
 
 read_globals = {
+    "GetAchievementId",
+    "GetAchievementCategoryInfo",
+    "GetAchievementCriterion",
+    "GetAchievementLink",
+    "GetAchievementNumCriteria",
+    "GetCategoryInfoFromAchievementId",
+    "GetCVar",
+    "GetNumAchievementCategories",
+    "GetPreviousAchievementInLine",
     "CHAT_SYSTEM", 
     "EVENT_ACHIEVEMENT_UPDATED",
     "EVENT_ADD_ON_LOADED",