implement plural-affirmative aliases for `/me`

gajim/command_system/implementation/standard.py

@@ -74,7 +74,7 @@ class StandardCommonCommands(CommandContainer):
     def say(self, message):
         self.send(message)
 
-    @command(raw=True)
+    @command('we','us',raw=True)
     @doc(_("Send action (in the third person) to the current chat"))
     def me(self, action):
         self.send("/me %s" % action)