Add mod documentation in seven languages

manifest.json

@@ -3,7 +3,7 @@
   "name": "Stat Checks",
   "version": "1.0.0",
   "author": "ct",
-  "description": "Stat checks for any scenario: `check cha 12 [dice=d20] [bonus=2] [else=label] -> :success` rolls a stat plus dice against a difficulty, shows the outcome line and branches (a novel's persuasion, a tile RPG's locked door). The roll is left in dialog variables (check_total, check_roll, …) for ptext lines. Dice default to the game setting checks.dice, else d20; dice=none makes a plain threshold. The conditional jump `when` and option conditions live in dialog_base.",
+  "description": "One scenario command, check: roll a character's stat plus dice against a difficulty and branch the story on success or failure.",
   "category": "gameplay",
   "sources": [
     "src/**/*.cs"