Use should_route in routing tests.

git-svn-id: http://svn.redmine.org/redmine/trunk@13608 e93f8b46-1217-0410-a6f0-8f06a7374b81
Removed deep nested time entries routes.

git-svn-id: http://svn.redmine.org/redmine/trunk@13609 e93f8b46-1217-0410-a6f0-8f06a7374b81