Add a setting to opt-out of word count tracking

modules/words.py

@@ -5,8 +5,14 @@ WORD_DELIM = "\"'…~*`"
 WORD_START = WORD_DELIM+"“({<"
 WORD_STOP = WORD_DELIM+"”)}>;:.,!?"
 
+@utils.export("set", {"setting": "word-tracking",
+    "help": "Disable/enable tracking your wordcounts",
+    "validate": utils.bool_or_none})
 class Module(ModuleManager.BaseModule):
     def _channel_message(self, user, event):
+        if not user.get_setting("word-tracking", True):
+            return
+
         words = list(filter(None, event["message_split"]))
         word_count = len(words)