Add option to disable comments for pages

Author: digitalcraftsman

exampleSite/content/post/introducing-icarus-and-its-features.md

@@ -52,10 +52,18 @@ Now, let us take a look into the `config.toml`. Feel free to play around with th
 
 ### Comments
 
-The opional comment system is powered by Disqus. Enter your shortname to enable the comment section under your posts.
+The optional comment system is powered by Disqus. Enter your shortname to enable the comment section under your posts.
 
     disqusShortname = ""
 
+Tip: you can disable the comment section for a single page in its frontmatter:
+
+```toml
++++
+disable_comments = true
++++
+```
+
 
 ### Menu
 

layouts/partials/single_article.html

@@ -18,10 +18,12 @@
 
         {{ partial "prev_next_post" . }}
     </article>
+
+    {{ if not .Params.disable_comments }}
     <section id="comments">
         <div id="disqus_thread">
             {{ template "_internal/disqus.html" . }}
         </div>
     </section>
-
+    {{ end }}
 </section>