Fix documentation layout

Author: const-cloudinary

docs/sami_config.php

@@ -13,11 +13,11 @@
     [
         'theme'                => 'cloudinary',
         'template_dirs'        => [$docsDir . 'themes'],
-        'title'                => 'Cloudinary PHP Transformation Builder SDK',
+        'title'                => 'Cloudinary PHP Transformation Builder',
         'version'              => '1.2.0',
         'build_dir'            => $docsDir . 'build',
         'cache_dir'            => $docsDir . 'cache',
-        'default_opened_level' => 1,
+        'default_opened_level' => 2,
         'filter'               => new CloudinaryFilter(),
     ]
 );

docs/themes/cloudinary/index.twig

@@ -0,0 +1,23 @@
+{% from "macros.twig" import render_classes %}
+
+{% set extension = 'class.twig' %}
+{% set namespace = 'Cloudinary\\Transformation\\' %}
+{% set subnamespaces = [] %}
+{% set exceptions = [] %}
+
+{% extends extension %}
+
+{% block page_content %}
+
+    <div class="page-header">
+        <h1> {{ project.config('title') }}</h1>
+    </div>
+
+    {% if classes %}
+        <h2>Classes</h2>
+        {{ render_classes(classes) }}
+    {% endif %}
+
+{% endblock %}
+
+{% block body_class 'index' %}

docs/themes/cloudinary/layout/layout.twig

@@ -40,7 +40,7 @@
                     <li><a href="{{ path('doc-index.html') }}">Index</a></li>
                     <li><a href="{{ path('search.html') }}">Search</a></li>
                     <li><a href="/documentation/sdks/php/">PHP SDK Reference</a></li>
-                    <li><a href="https://cloudinary.com/documentation/php2_integration" target="_blank">SDK User Guide</a></li>
+                    <li><a href="/documentation/php2_integration" target="_blank">SDK User Guide</a></li>
                 </ul>
             </div>
         </div>