Starred boards show markdown at the top starred line (Mobile View)

- Fixes: #4058

client/components/main/header.jade

@@ -21,7 +21,8 @@ template(name="header")
             each currentUser.starredBoards
               li(class="{{#if $.Session.equals 'currentBoard' _id}}current{{/if}}")
                 a(href="{{pathFor 'board' id=_id slug=slug}}")
-                  = title
+                  +viewer
+                    = title
         #header-new-board-icon
       else
         //-