message: docs: add name to icons
diff: -.hiicon-list {
  +.hi-icon-list {
  width: 100%;
  -}
  + margin: 24px 0;
  + padding: 0;
  + list-style-type: none;
  + overflow: hidden;
  -.hiicon-list li {
  - list-style: none;
  + li {
  float: left;
  width: 16.6%;
  - height: 120px;
  + height: 124px;
  + margin: 4px 0;
  border-radius: 4px;
  - color: #333;
  text-align: center;
  + color: #333;
  transition: color, background-color 0.2s;
  -}
  -.hiicon-list li:hover {
  + &:hover {
  background: #4284f5;
  color: #fff;
  }
  + }
  -.hiicon-list .hi-icon {
  - margin: 20px 0;
  - font-size: 32px;
  + .hi-icon {
  display: inline-block;
  + margin: 16px 0;
  + font-size: 32px;
  }
  -.hiicon-class {
  + .hi-icon-name {
  + display: block;
  font-size: 12px;
  + }
  +
  + .hi-icon-cname {
  display: block;
  + margin: 4px 0;
  + font-size: 12px;
  + }
  }
  