Additional changes to Validation::comparison() Refactored Validation::custom()to set an error. Added more doc comments.
Additional changes to Validation::comparison()
Refactored Validation::custom()to set an error.
Added more doc comments.

git-svn-id: d6601dcf5e7dd084c06453dcde34b6bc00f2d257@3849 3807eeeb-6ff5-0310-8944-8be069107fe0

marciotrindade/cake_on_rails,marciotrindade/cake_on_rails