Return all the stats limits (dict).
        Default behavor is to export all the limits
        if plugin_list is provided, only export limits of given plugin (list)

def getAllLimitsAsDict(self, plugin_list=None):
        """
        Return all the stats limits (dict).
        Default behavor is to export all the limits
        if plugin_list is provided, only export limits of given plugin (list)
        """
        if plugin_list is None:
            # All plugins should be exported
            plugin_list = self._plugins
        return {p: self._plugins[p].limits for p in plugin_list}