title: How to create new @ngrx files using CLI in angular 5 application?
body: <p>Currently I'm working on the angular 5 application, I want to create @ngrx/effects, actions, reducers, store, state ts files also the spec.ts files using command prompt(window cli), like component creation in angular cli(ng g c 'componentname')
  ex: ng g effect 'filename' </p>