Takes the basic nav from above and adds the .nav-tabs
class to generate a tabbed interface. Use them to create tabbable regions with our tab JavaScript plugin.
<div>
<b-tabs content-class="mt-3">
<b-tab title="First" active><p>I'm the first tab</p></b-tab>
<b-tab title="Second"><p>I'm the second tab</p></b-tab>
<b-tab title="Disabled" disabled><p>I'm a disabled tab!</p></b-tab>
</b-tabs>
</div>
