Added the new books subdomain

index.html

@@ -95,6 +95,7 @@ h1 {
 		<div>
 			<div class="tabs">
 				<a href="#blog">Blog</a>
+				<a href="#books">Books</a>
 				<a href="#git">Git</a>
 				<a href="#presentations">Presentations</a>
 				<a href="#resume">Resumé</a>
@@ -102,6 +103,10 @@ h1 {
 			</div>
 			
 			<div class="panels">
+				<div id="books" class="hidden">
+					I wrote some books and put them open to the public on <a href="https://books.juliobiason.me">https://books.juliobiason.me</a>.
+				</div>
+
 				<div id="blog" class="hidden">
 					Random thoughts that are longer than a toot are on <a href="https://blog.juliobiason.me">https://blog.juliobiason.me</a>.
 				</div>