displaying the status of the tutorial

src/reducers/index.js

@@ -1,6 +1,8 @@
 import { combineReducers } from 'redux';
 import workspaceReducer from './workspaceReducer';
+import tutorialReducer from './tutorialReducer';
 
 export default combineReducers({
-  workspace: workspaceReducer
+  workspace: workspaceReducer,
+  tutorial: tutorialReducer
 });