message: docs(from): update examples
  * docs(from): update examples
  Update examples so they work standalone
  Closes
  * chore(tslint): remove trailing whitespace
diff: @@ -26,9 +26,11 @@ export function from<O extends ObservableInput<any>>(input: O, scheduler?: Sched
  * converted through this operator.
  *
  * ## Examples
  + *
  * ### Converts an array to an Observable
  + *
  * ```javascript
  - * import { from } from 'rxjs/observable/from';
  + * import { from } from 'rxjs';
  *
  * const array = [10, 20, 30];
  * const result = from(array);
  @@ -36,15 +38,18 @@ export function from<O extends ObservableInput<any>>(input: O, scheduler?: Sched
  * result.subscribe(x => console.log(x));
  *
  * // Logs:
  - * // 10 20 30
  + * // 10
  + * // 20
  + * // 30
  * ```
  *
  * ---
  *
  * ### Convert an infinite iterable (from a generator) to an Observable
  + *
  * ```javascript
  + * import { from } from 'rxjs';
  * import { take } from 'rxjs/operators';
  - * import { from } from 'rxjs/observable/from';
  *
  * function* generateDoubles(seed) {
  * let i = seed;
  @@ -60,27 +65,40 @@ export function from<O extends ObservableInput<any>>(input: O, scheduler?: Sched
  * result.subscribe(x => console.log(x));
  *
  * // Logs:
  - * // 3 6 12 24 48 96 192 384 768 1536
  + * // 3
  + * // 6
  + * // 12
  + * // 24
  + * // 48
  + * // 96
  + * // 192
  + * // 384
  + * // 768
  + * // 1536
  * ```
  *
  * ---
  *
  - * ### with async scheduler
  + * ### With async scheduler
  + *
  * ```javascript
  - * import { from } from 'rxjs/observable/from';
  - * import { async } from 'rxjs/scheduler/async';
  + * import { from, asyncScheduler } from 'rxjs';
  *
  * console.log('start');
  *
  * const array = [10, 20, 30];
  - * const result = from(array, async);
  + * const result = from(array, asyncScheduler);
  *
  * result.subscribe(x => console.log(x));
  *
  * console.log('end');
  *
  * // Logs:
  - * // start end 10 20 30
  + * // start
  + * // end
  + * // 10
  + * // 20
  + * // 30
  * ```
  *
  * @see {@link fromEvent}
  