Release 0.2.0

The following rules are now activated by default:

• button-req-content
• fieldset-contains-legend
• focusable-tabindex-style
• input-btn-req-value-or-title
• table-req-caption
• table-req-header
• tag-req-attr with config extra config

{
  "a": {
    "name": "href"
  }
}