code: public Actions contextClick(WebElement target) {
      if (isBuildingActions()) {
        action.addAction(new ContextClickAction(jsonMouse, (Locatable) target));
      }
      return moveInTicks(target, 0, 0).clickInTicks(RIGHT);
    }
docs: Performs a context-click at middle of the given element. First performs a mouseMove
  to the location of the element.
  
  @param target Element to move to.
  @return A self reference.