Add share buttons on blog posts

Author: rondy

_layouts/post.html

@@ -16,9 +16,41 @@ <h1>{{ page.title }}</h1>
         <div class="entry-content">
           {{ content }}
         </div>
+
+        <div class="entry-meta">
+          <div class="share-buttons">
+            <span class="twitter">
+              <a href="https://twitter.com/share" class="twitter-share-button" data-via="elixirlang">Tweet</a>
+              <script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src="//platform.twitter.com/widgets.js";fjs.parentNode.insertBefore(js,fjs);}}(document,"script","twitter-wjs");</script>
+            </span>
+
+            <span class="facebook">
+              <div id="fb-root"></div>
+              <script>(function(d, s, id) {
+                var js, fjs = d.getElementsByTagName(s)[0];
+                if (d.getElementById(id)) return;
+                js = d.createElement(s); js.id = id;
+                js.src = "//connect.facebook.net/pt_BR/all.js#xfbml=1";
+                fjs.parentNode.insertBefore(js, fjs);
+              }(document, 'script', 'facebook-jssdk'));</script>
+              <div class="fb-like" data-send="true" data-layout="button_count" data-width="450" data-show-faces="true"></div>
+            </span>
+
+            <span class="google-plus">
+              <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>
+              <g:plusone size="small" annotation="inline"></g:plusone>
+            </span>
+          </div>
+        </div>
       </div>
     </div>
-	</div><!-- .hfeed -->
+  </div><!-- .hfeed -->
 </div><!-- #content -->
 
 <div id="sidebar-primary" class="sidebar">