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/extra/sample_plugin/app/models/meeting.rb

@@ -0,0 +1,11 @@
+class Meeting < ActiveRecord::Base
+  belongs_to :project
+
+  acts_as_event :title => Proc.new {|o| "#{o.scheduled_on} Meeting"},
+                :datetime => :scheduled_on,
+                :author => nil,
+                :url => Proc.new {|o| {:controller => 'meetings', :action => 'show', :id => o.id}}                
+  
+  acts_as_activity_provider :timestamp => 'scheduled_on',
+                            :find_options => { :include => :project }
+end