Display the last 30 days on the activity view rather than the current month.

Number of days can be configured in the application settings.

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1196 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/projects_helper.rb

@@ -26,6 +26,10 @@ module ProjectsHelper
                           }, options
   end
   
+  def format_activity_day(date)
+    date == Date.today ? l(:label_today).titleize : format_date(date)
+  end
+  
   def format_activity_description(text)
     h(truncate(text, 250))
   end