Web: Make navigation bar formatting dynamic.

Change-Id: I65068a6837c325cd4d649696c709d2b6d2b4b3ef
diff --git a/src/main/resources/templates/benki/wiki/wikiPage.html b/src/main/resources/templates/benki/wiki/wikiPage.html
index 6ebf7c2..c5155bc 100644
--- a/src/main/resources/templates/benki/wiki/wikiPage.html
+++ b/src/main/resources/templates/benki/wiki/wikiPage.html
@@ -3,8 +3,8 @@
 {#include base.html}
 
 {#title}{page.title} — Benki Wiki{/title}
-
 {#siteSection}Wiki{/siteSection}
+{#wikiClass}this-page{/wikiClass}
 
 {#head}
 <link rel="stylesheet" type="text/css" href="/web_modules/ContentTools/build/content-tools.min.css" />