added: action creator factory for ngrx/store actions
added: action creator factory for ngrx/store actions

orizens/echoes-ng2,orizens/echoes-player,orizens/echoes-ng2,orizens/echoes-ng2,orizens/echoes-player,orizens/echoes-player,orizens/echoes-player,orizens/echoes-ng2