Moving tearDown et al. to the top of each test class.
Adding short descriptions to docblocks.
Adding missing docblocks.
Removing unnecessary blank lines and whitespaces.
Updating labels of test groups.
git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@8116 3807eeeb-6ff5-0310-8944-8be069107fe0