Test failure.

git-svn-id: http://svn.redmine.org/redmine@13441 e93f8b46-1217-0410-a6f0-8f06a7374b81
Test failure with JRuby 1.7.16 under Windows due to Rails.root containing backslashes.

git-svn-id: http://svn.redmine.org/redmine@13442 e93f8b46-1217-0410-a6f0-8f06a7374b81
Rebase from trunk at r13439.

git-svn-id: http://svn.redmine.org/redmine@13443 e93f8b46-1217-0410-a6f0-8f06a7374b81