Fixed: Trac importer creates duplicate wiki records (#4743).

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@3517 e93f8b46-1217-0410-a6f0-8f06a7374b81

lib/tasks/migrate_from_trac.rake

@@ -682,6 +682,7 @@ namespace :redmine do
         project.trackers << TRACKER_BUG unless project.trackers.include?(TRACKER_BUG)
         project.trackers << TRACKER_FEATURE unless project.trackers.include?(TRACKER_FEATURE)
         @target_project = project.new_record? ? nil : project
+        @target_project.reload
       end
 
       def self.connection_params