plugin: check handling conditions for simple msgs

edmond/plugin.py

@@ -135,6 +135,10 @@ class Plugin:
         num_parts = len(first_word_and_rest)
         if num_parts == 0:
             return None
+        # Are the config conditions to answer a question valid?
+        elif not self.__respects_handling_conditions():
+            return False
+        # Is the message addressed to me?
         elif first_word_and_rest[0] in self.bot.names:
             if num_parts == 1:
                 return ""