full visitor pattern withh double dispatch
strong typing based on interface, not object
documentation (commiting now from Guadeloupe)
some comments and refactoring for D.R.Y
PSR-0 compliance
unit testing with PHPUnit
some explanations
PSR-0 compliance
unit test
Merge pull request #30 from eddiejaoude/master

Data mapper improvements inc. docblocs, unused code etc
renamed README
refactored README
Merge remote-tracking branch 'Trismegiste/unit-test-for-singleton'
Merge remote-tracking branch 'Trismegiste/unit-test-for-observer'
Merge remote-tracking branch 'eddiejaoude/master'
removed @package annotations
fixed markup
fixed markup
mark Singleton as an anti-pattern (#31)
added MIT license to README