added back content_block headerButtonGroup due to backwards compatibility and modified header.html.ep to fit changes
diff --git a/templates/partial/header.html.ep b/templates/partial/header.html.ep
index 5622d32..756a6fe 100644
--- a/templates/partial/header.html.ep
+++ b/templates/partial/header.html.ep
@@ -1,8 +1,13 @@
<header>
- <%= link_to 'index', class => 'logo', begin %><h1><span><%= title() // loc('korap_desc') %></span><% if (loc('title_addon')) { %><div class="logoaddon"><%= loc('title_addon') %></div><% } %></h1><% end %>
- <div class="button top">
- %= content_block 'headerButtonGroup'
- </div>
+ <nav class="navbar">
+ <%= link_to 'index', class => 'logo', begin %><h1><span><%= title() // loc('korap_desc') %></span><% if (loc('title_addon')) { %><div class="logoaddon"><%= loc('title_addon') %></div><% } %></h1><% end %>
+
+ <div class="navbar-group">
+ %= include 'partial/auth/login'
+ %= content_block 'headerButtonGroup'
+ </div>
+ </nav>
+
<form autocomplete="off" action="<%= url_for 'index' %>" id="searchform">
<div id="searchbar">
%= search_field 'q', id => 'q-field', autofocus => 'autofocus', placeholder => loc('searchplaceholder'), spellcheck => 'false', autocomplete => 'off', autocorrect => 'off', autocapitalize => 'off'