GH Pages: minor template tweaks

* Always display link to the project on GH.
    The `site.github.is_project_page` key does not seem to be reliable.
* Display the version number of the last release, if available.
* Always display the "Maintained by" link.
* Remove duplicate `header` close tag.

Author: jrfnl

docs/_layouts/default.html

@@ -16,24 +16,24 @@
     <div class="wrapper">
       <header>
         <h1><a href="{{ "/" | absolute_url }}">{{ site.title | default: site.github.repository_name }}</a></h1>
-        
+
         {% if site.logo %}
           <img src="{{site.logo | absolute_url }}" alt="Logo" />
         {% endif %}
 
         <p>{{ site.description | default: site.github.project_tagline }}</p>
 
-        {% if site.github.is_project_page %}
-        <p class="view"><a href="{{ site.github.repository_url }}">Visit the Project on GitHub <small>{{ site.github.repository_nwo }}</small></a></p>
-        {% endif %}
-
         <p class="docs"><a href="{{ "/phpdoc/index.html" | absolute_url }}">Read the Documentation</a></p>
 
         <div class="install">
             <a href="https://packagist.org/packages/{{ site.phpcsutils.packagist }}">Install using Composer:</a><br>
             <div class="language-bash highlighter-rouge"><div class="highlight"><pre class="highlight"><code>composer require <span class="s">{{ site.phpcsutils.packagist }}</span></code></pre></div></div>
         </div>
 
+        {% if site.github.latest_release.tag_name %}
+        <p>Latest release: <strong>{{ site.github.latest_release.tag_name }}</strong></p>
+        {% endif %}
+
         {% if site.show_downloads %}
         <ul class="downloads">
           <li><a href="{{ site.github.zip_url }}">Download <strong>ZIP File</strong></a></li>
@@ -42,9 +42,9 @@ <h1><a href="{{ "/" | absolute_url }}">{{ site.title | default: site.github.repo
         </ul>
         {% endif %}
 
-        <p><a href="https://twitter.com/share" class="twitter-share-button" data-related="{{ site.twitter.username }}" data-count="none" data-hashtags="{{ site.twitter.hashtags }}">Tweet about it</a></p>
+        <p class="view"><a href="{{ site.github.repository_url }}">Visit the Project on GitHub <small>{{ site.github.repository_nwo }}</small></a></p>
 
-    </header>
+        <p><a href="https://twitter.com/share" class="twitter-share-button" data-related="{{ site.twitter.username }}" data-count="none" data-hashtags="{{ site.twitter.hashtags }}">Tweet about it</a></p>
 
       </header>
       <section>

docs/assets/css/style.scss

@@ -89,13 +89,13 @@ p code {
 }
 
 /* FAQ */
-#faq h4 {
+.faq h3 {
     font-size: 18px;
     line-height: 1.1;
     margin-top: 0;
 }
 
-#faq h4::first-letter, #faq h4 + p::first-letter {
+.faq h3::first-letter, .faq h3 + p::first-letter {
     color:#267CB9;
     font-weight: bold;
 }