Override @#url_for@ in AM to force generation of absolute links (#10251).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@9022 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/mailer/document_added.html.erb

@@ -1,3 +1,3 @@
 <%= link_to(h(@document.title), @document_url) %> (<%=h @document.category.name %>)<br />
 <br />
-<%= textilizable(@document, :description, :only_path => false) %>
+<%= textilizable(@document, :description) %>