shorten "and" to "/" in navbar heading

Author: mojavelinux

src/partials/header-content.hbs

@@ -63,7 +63,7 @@
             <a class="navbar-item" href="{{{relativize this}}}">Asciidoclet <small>Java</small></a>
             {{/with}}
             <hr class="navbar-divider">
-            <div class="navbar-item">Text Editors and Viewers</div>
+            <div class="navbar-item">Text Editors / Viewers</div>
             {{!--
             <a class="navbar-item" href="#">Browser Extension</a>
             <a class="navbar-item" href="#">Atom Add-ons</a>