message: fix(tooltip): fix containerClass when isOpen is true
  fixes
diff: @@ -48,7 +48,10 @@ export class TooltipDirective implements OnInit, OnDestroy {
  * Currently only supports "body".
  */
  @Input() container: string;
  -
  + /**
  + * Css class for tooltip container
  + */
  + @Input() containerClass = '';
  /**
  * Returns whether or not the tooltip is currently being shown
  */
  @@ -70,10 +73,6 @@ export class TooltipDirective implements OnInit, OnDestroy {
  */
  @Input() isDisabled: boolean;
  - /**
  - * Css class for tooltip container
  - */
  - @Input() containerClass = '';
  /**
  * Delay before showing the tooltip
  */
  