Removed some shoulda context.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11862 e93f8b46-1217-0410-a6f0-8f06a7374b81
Removed some shoulda context.

git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@11863 e93f8b46-1217-0410-a6f0-8f06a7374b81