plus: remove shortcut option

config.json.example

@@ -155,8 +155,7 @@
       "commands": ["plus"],
       "aliases": {
         "plus": "more"
-      },
-      "shortcut": "+"
+      }
     },
     "randomchoice": {
       "commands": ["choose"],

edmond/plugins/plus.py

@@ -20,16 +20,12 @@ class PlusPlugin(Plugin):
     def __init__(self, bot):
         super().__init__(bot)
         self.handlers = {}
-        self.shortcut = self.config.get("shortcut")
 
     def on_pubmsg(self, event):
-        if (
-            (self.shortcut and event.arguments[0].strip() == self.shortcut)
-            or self.should_handle_command(event.arguments[0], no_content=True)
-        ):
-            self.process_handler(event)
-            return True
-        return False
+        if not self.should_handle_command(event.arguments[0], no_content=True):
+            return False
+        self.process_handler(event)
+        return True
 
     def process_handler(self, event):
         if handler := self.handlers.pop(event.target, None):