text: import { routerReducer as routing } from 'react-router-redux'
  import { combineReducers } from 'redux'
  
  const entities = (state = { users: {} }, action) => {
    if (action.u) {
      return action.u;
    }
    return state;
  };
  const rootReducer = combineReducers({ entities, routing });
  export default rootReducer
  