title: What is class="mb-0" in Bootstrap 4?
body: <p>The <a href="https://v4-alpha.getbootstrap.com/content/typography/#blockquotes" rel="nofollow noreferrer">latest documention</a> has:</p>
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;p class="mb-0"&gt;Lorem ipsum&lt;/p&gt;</code></pre>
  </div>
  </div>
  </p>
  <p>What is <code>mb-0</code>?</p>