[#263] Allow setting the page header title

app/helpers/application_helper.rb

@@ -388,7 +388,9 @@ module ApplicationHelper
   end
 
   def page_header_title
-    if @project.nil? || @project.new_record?
+    if @page_header_title.present?
+      h(@page_header_title)
+    elsif @project.nil? || @project.new_record?
       h(Setting.app_title)
     else
       b = []

app/views/admin/index.rhtml

@@ -1,5 +1,3 @@
-<h2><%=l(:label_administration)%></h2>
-
 <div id="admin-index">
 	<%= render :partial => 'no_data' if @no_configuration_data %>
 	<%= render :partial => 'menu' %>

app/views/layouts/admin.rhtml

@@ -1,8 +1,6 @@
-<% unless controller_name == 'admin' && action_name == 'index' %>
-	<% content_for :sidebar do %>
-		<h3><%=l(:label_administration)%></h3>
-	  <%= render :partial => 'admin/menu' %>
-	<% end %>
+<% @page_header_title = l(:label_administration) %>
+<% content_for :sidebar do %>
+	<%= render :partial => 'admin/menu' %>
 <% end %>
 
 <%= render :file => "layouts/base" %>