Fix structured data errors

_layouts/post.html

@@ -37,9 +37,9 @@
       <footer class="entry-meta">
         <span class="entry-tags">{% for tag in page.tags %}<a href="{{ site.url }}/tags/index.html#{{ tag | cgi_encode }}" title="Pages tagged {{ tag }}" rel="tag" class="tag">{{ tag }}</a>{% unless forloop.last %}{% endunless %}{% endfor %}</span>
         <span><a href="{{ site.url }}{{ page.url }}" rel="bookmark" title="{{ page.title }}" itemprop="url">{{ page.title }}</a></span>
-        <span class="entry-date date published"><time datetime="{{ page.date | date_to_xmlschema }}" itemprop="datePublished">was published on {{ page.date | date: "%B %d, %Y" }}</time></span>
+        was published on <span class="entry-date date published updated"><time datetime="{{ page.date | date_to_xmlschema }}" itemprop="datePublished">{{ page.date | date: "%B %d, %Y" }}</span></time>
-        {% if page.modified %}<span class="entry-date date modified"><time datetime="{{ page.modified }}" itemprop="dateModified">(revised: {{ page.modified | date: "%m/%d/%Y" }})</time></span>{% endif %}
+        {% if page.modified %}(revised: <span class="entry-date date modified"><time datetime="{{ page.modified }}" itemprop="dateModified">{{ page.modified | date: "%m/%d/%Y" }}</time></span>){% endif %}
-        <span class="author vcard fn" itemprop="author" itemtype="http://schema.org/Person">{{ site.owner.name }}</span>
+        <span class="author vcard" itemprop="author" itemscope itemtype="http://schema.org/Person"><span itemprop="name" class="fn"><a href="{{ site.url }}/about" title="About {{ site.owner.name }}" itemprop="url">{{ site.owner.name }}</a></span></span>
       </footer>
     </div><!-- /.entry-content -->
     {% if site.disqus_shortname and page.comments %}<section id="disqus_thread"></section><!-- /#disqus_thread -->{% endif %}

index.html

@@ -12,7 +12,7 @@ image:
 {% for post in paginator.posts %}
 <article class="hentry" itemprop="blogPost" itemscope itemtype="http://schema.org/BlogPosting">
   <header>
-    <div class="entry-meta"><span class="entry-date date published"><time datetime="{{ post.date | date_to_xmlschema }}" itemprop="datePublished"><a href="{{ site.url }}{{ post.url }}">{{ post.date | date: "%B %d, %Y" }}</a></time></span><span class="author vcard fn" itemprop="author" itemtype="http://schema.org/Person"><a class="url fn" href="{{ site.url }}">{{ site.owner.name }}</a></span>{% if site.disqus_shortname and post.comments %}&nbsp; &bull; &nbsp;<span class="entry-comments"><a href="{{ site.url }}{{ post.url }}#disqus_thread">Comment</a></span>{% endif %}</div><!-- /.entry-meta -->
+    <div class="entry-meta"><span class="entry-date date published updated"><time datetime="{{ post.date | date_to_xmlschema }}" itemprop="datePublished"><a href="{{ site.url }}{{ post.url }}">{{ post.date | date: "%B %d, %Y" }}</a></time></span><span class="author vcard" itemprop="author" itemscope itemtype="http://schema.org/Person"><span itemprop="name" class="fn"><a href="{{ site.url }}/about" title="About {{ site.owner.name }}" itemprop="url">{{ site.owner.name }}</a></span></span>{% if site.disqus_shortname and post.comments %}&nbsp; &bull; &nbsp;<span class="entry-comments"><a href="{{ site.url }}{{ post.url }}#disqus_thread">Comment</a></span>{% endif %}</div><!-- /.entry-meta -->
     {% if post.link %}
       <h1 class="entry-title" itemprop="name"><a href="{{ site.url }}{{ post.url }}" rel="bookmark" itemprop="url" title="{{ post.title }}"><i class="icon-double-angle-right"></i></a> <a href="{{ post.link }}">{{ post.title }}</a></h1>
     {% else %}