* TestCase: introduce declared setup and teardown callbacks. Pass a list of methods and an optional block to call before setup or after teardown. Setup callbacks are run in the order declared; teardown callbacks are run in reverse.  [Jeremy Kemper]


git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8570 5ecf4fe2-1ee6-0310-87b1-e25e094e27de