Frontend requests a data refresh

        :param plugin_name: Name of plugin that changed
        :type plugin_name: str
        :param data: Additional data
        :type data: None
        :rtype: None

def onRefreshPluginData(self, plugin_name, data):
        """
        Frontend requests a data refresh

        :param plugin_name: Name of plugin that changed
        :type plugin_name: str
        :param data: Additional data
        :type data: None
        :rtype: None
        """
        logger.info(u"onRefreshPluginData: {}".format(plugin_name))
        if not plugin_name:
            logger.error("Missing plugin name")
            return
        reactor.callFromThread(self._sendJSON, {
            'msg': "plugin_data_get",
            'plugin_name': plugin_name
        })