After finished "Enable marking for each todo item #15", enable filtering by "mark" for todo list as in a footer of http://todomvc.com/examples/react/#/ ([All Active Completed]). The filtering is done in local, not in server side. See http://redux.js.org/docs/recipes/ComputingDerivedData.html to implement the filtering in redux architecture.
After finished "Enable marking for each todo item #15", enable filtering by "mark" for todo list as in a footer of http://todomvc.com/examples/react/#/ ([All Active Completed]). The filtering is done in local, not in server side. See http://redux.js.org/docs/recipes/ComputingDerivedData.html to implement the filtering in redux architecture.