Add G+ follow buttons to blog posts / site footer.

doc/_includes/footer.html

@@ -5,11 +5,22 @@
     <!-- FOOTER  -->
     <div id="footer_wrap" class="outer">
       <footer class="inner">
-        <p class="copyright">Cap'n Proto maintained by <a href="https://github.com/kentonv">kentonv</a></p>
+        <p class="copyright">Cap'n Proto maintained by <a href="https://github.com/kentonv">kentonv</a>
+          <span class="gplus-followbutton"><span class="g-follow" data-annotation="bubble" data-height="15" data-href="//plus.google.com/118187272963262049674" data-rel="author"></span></span></p>
         <p>Design by <a href="http://www.starfruit-cafe.net/blog">sailorhg</a> ∙ Published with <a href="http://pages.github.com">GitHub Pages</a></p>
       </footer>
     </div>
 
+    <!-- Google+ follow button. -->
+    <script type="text/javascript">
+      (function() {
+        var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
+        po.src = 'https://apis.google.com/js/plusone.js';
+        var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
+      })();
+    </script>
+
+    <!-- Google Analytics. -->
     <script type="text/javascript">
       var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
       document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));

doc/_layouts/post.html

@@ -8,6 +8,9 @@ href="https://groups.google.com/group/capnproto-announce">Stay Updated</a></div>
 <h2>{{ page.title }}</h2>
 <p class="author">
   <a href="https://github.com/{{ page.author }}">{{ page.author }}</a>
+  {% if page.author == 'kentonv' %}
+  <span class="gplus-followbutton"><span class="g-follow" data-annotation="none" data-height="15" data-href="//plus.google.com/118187272963262049674" data-rel="author"></span></span>
+  {% endif %}
   on <span class="date">{{ page.date | date_to_string }}</span>
 </p>
 {{ content }}

doc/news/index.html

@@ -13,6 +13,9 @@ href="https://groups.google.com/group/capnproto-announce">Stay Updated</a></div>
 <h2><a href="/capnproto{{ post.url }}">{{ post.title }}</a></h2>
 <p class="author">
   <a href="https://github.com/{{ post.author }}">{{ post.author }}</a>
+  {% if post.author == 'kentonv' %}
+  <span class="gplus-followbutton"><span class="g-follow" data-annotation="none" data-height="15" data-href="//plus.google.com/118187272963262049674" data-rel="author"></span></span>
+  {% endif %}
   on <span class="date">{{ post.date | date_to_string }}</span>
 </p>
 {{ post.content }}

doc/stylesheets/stylesheet.css

 /*******************************************************************************
-Slate Theme for GitHub Pages
+Site Design by @kentonv and @sailorhg.
+
+Originally based on Slate Theme for GitHub Pages
 by Jason Costello, @jsncostello
 *******************************************************************************/
 
@@ -163,9 +165,6 @@ pre, code {
   border-radius: 2px;
   -moz-border-radius: 2px;
   -webkit-border-radius: 2px;
-
-
-
 }
 
 pre {
@@ -264,6 +263,17 @@ p.author {
 	color: #888;
 }
 
+p.author>span.gplus-followbutton {
+	position: relative;
+	top: 3px;
+}
+
+p.copyright>span.gplus-followbutton {
+	position: relative;
+	top: 1px;
+	/* Yes, it's off by one goddamn pixel, you got a problem with that? */
+}
+
 h1>a, h2>a {
 	color: black;
 }