message: HorizontalCell: fixed indentation, updated example, also design-review fixes.
diff: .HorizontalCell__content {
  word-break: break-all;
  + text-overflow: ellipsis;
  }
  .HorizontalCell__subtitle {
  }
  .HorizontalCell--s {
  - width: 72px;
  + max-width: 80px;
  }
  .HorizontalCell--s .HorizontalCell__image {
  .HorizontalCell--ios:first-child::before,
  .HorizontalCell--ios:last-child::after {
  content: "";
  - width: 4px;
  + min-width: 4px;
  }
  .HorizontalCell--ios.HorizontalCell--s:first-child,
  .HorizontalCell--ios.HorizontalCell--s:last-child {
  - width: 78px;
  + max-width: 88px;
  }
  .HorizontalCell--ios.HorizontalCell--m:first-child,
  .HorizontalCell--android.HorizontalCell--s:last-child,
  .HorizontalCell--vkcom.HorizontalCell--s:first-child,
  .HorizontalCell--vkcom.HorizontalCell--s:last-child {
  - width: 80px;
  + max-width: 88px;
  }
  .HorizontalCell--android.HorizontalCell--m:first-child,
  