Activity enhancements:

* overall activity view and feed added, link is available on the project list (#423, #494)
* switch added on the project activity view to include subprojects (closes #530)

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1227 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/models/attachment.rb

@@ -26,7 +26,6 @@ class Attachment < ActiveRecord::Base
   validates_length_of :disk_filename, :maximum => 255
 
   acts_as_event :title => :filename,
-                :description => :filename,
                 :url => Proc.new {|o| {:controller => 'attachments', :action => 'download', :id => o.id}}
 
   cattr_accessor :storage_path