TOOLS (shell)
- write test cases
- refactor + enhance

CAPTCHA
- write test cases
- confirm security (is it really preventing all kinds of hacking attempts - or least slowing them down?)
- add more captcha types (image, sentence, ...) and processing types (session, db, ...)

CONTACT
- write test cases

GITHUB LIB
- maybe move to http://github.com/ornicar/php-github-api

CODE KEY
-