title: Display custom stock message if "Manage Stock" is not enabled in WooCommerce
body: <p>If Enable stock management at the product level is not checked I would like to show a message in product page for the stock status</p>
  <p>When the Stock status is</p>
  <ul>
  <li>instock - &quot;Available&quot;</li>
  <li>outofstock - &quot;Out of stock&quot;</li>
  <li>onbackorder - &quot;Available after 4-7days&quot;</li>
  </ul>
  <p>is it possible.?</p>