message: docs(NgPlural): fix API docs
  Fixes
diff: @@ -21,10 +21,9 @@ import {SwitchView} from './ng_switch';
  * @howToUse
  * ```
  * <some-element [ngPlural]="value">
  - * <ng-container *ngPluralCase="'=0'">there is nothing</ng-container>
  - * <ng-container *ngPluralCase="'=1'">there is one</ng-container>
  - * <ng-container *ngPluralCase="'few'">there are a few</ng-container>
  - * <ng-container *ngPluralCase="'other'">there are exactly #</ng-container>
  + * <template ngPluralCase="=0">there is nothing</template>
  + * <template ngPluralCase="=1">there is one</template>
  + * <template ngPluralCase="few">there are a few</template>
  * </some-element>
  * ```
  *
  @@ -90,8 +89,8 @@ export class NgPlural {
  * @howToUse
  * ```
  * <some-element [ngPlural]="value">
  - * <ng-container *ngPluralCase="'=0'">...</ng-container>
  - * <ng-container *ngPluralCase="'other'">...</ng-container>
  + * <template ngPluralCase="=0">...</template>
  + * <template ngPluralCase="other">...</template>
  * </some-element>
  *```
  *
  