self.commands['deny']=(self.command_deny,_("Usage: /deny [jid]\nDeny: Use this command to remove and deny your presence to the provided JID (or the selected contact in your roster), who is asking you to be in his/here roster"),self.completion_deny)
self.commands['accept']=(self.command_accept,_("Usage: /accpet [jid]\nAccept: Use this command to authorize the provided JID (or the selected contact in your roster), to see your presence, and to ask to subscribe to it (mutual presence subscription)."),self.completion_deny)