Include more tests

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Create RogerioPradoJ_BoxCalculator_Empregado
Fix tests in PHP 5.2

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Include tests in hhvm (allowing failures)

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Update README.md for release 1.1.0

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>
Merge branch 'release/1.1.0'