// Observable class extensions
import 'rxjs/add/observable/of'
import 'rxjs/add/observable/throw'
// Observable operators
import 'rxjs/add/operator/catch'
import 'rxjs/add/operator/debounceTime'
import 'rxjs/add/operator/distinctUntilChanged'
import 'rxjs/add/operator/do'
import 'rxjs/add/operator/filter'
import 'rxjs/add/operator/map'
import 'rxjs/add/operator/switchMap'
// Pormise
import 'rxjs/add/operator/toPromise'