Adds a branch for unlimited project hierarchy.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/branches/work@2148 e93f8b46-1217-0410-a6f0-8f06a7374b81

nested_projects/app/views/mailer/message_posted.text.html.rhtml

@@ -0,0 +1,4 @@
+<h1><%=h @message.board.project.name %> - <%=h @message.board.name %>: <%= link_to @message.subject, @message_url %></h1>
+<em><%= @message.author %></em>
+
+<%= textilizable(@message, :content, :only_path => false) %>