Updating to latest version

Author: pose

dist/css/app.css

@@ -370,7 +370,7 @@ <h3 class="panel-title">PHP</h3>
 
             <div class="panel-footer">
               <div>
-                <code>php composer require firebase/php-jwt</code>
+                <code>composer require firebase/php-jwt</code>
               </div>
 
             </div>