void SendMetaData(User* user, const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendMetaData(Channel* chan, const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendMetaData(const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendTopic(Channel* channel, std::string &topic);
void SendMetaData(User* user, const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendMetaData(Channel* chan, const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendMetaData(const std::string& key, const std::string& data) CXX11_OVERRIDE;
void SendTopic(Channel* channel, std::string &topic);