Merge branch 'hotfix/0.9.1' into develop
Updating dependencies
Extracting HTML coverage report to phpunit.xml.dist
Improving talk test (using the right assert methods and PHP 5.5.x features)
Adding coverage information on tests
Adding student discount attribute, removing text attributes and moving them to templates
Changing the way to handle early and late price
Adding registration type and flag for student attendees
Extracting cost methods to a specific service, renaming some methods and
improving test coverage
Updating texts to follow the new rules
Extracting attendee creation to a factory and persisting new attributes
Marking student registrations to be verified after payment is confirmed
Removing support file from repo
Merge pull request #83 from PHPSC/feature/student-discount

Implementing new registration cost rules (fixes #73 and #74)
Merge branch 'release/0.10.0'