Only SensioFrameworkExtraBundle is included in SE
A few new questions
Add some questions
Merge pull request #29 from prevueltas/php-questions

Add a few questions to PHP section
Merge pull request #28 from pkraeutli/patch-1

Only SensioFrameworkExtraBundle is included in SE
- major refactoring of question handling; weights/score
- major refactoring of question loader; no longer static (not needed -> dont do it), options-resolving (including defaults and normalizers), better re-use of loaded data
 - improved tests to include new features
 - todo: fix one of TestCommandTest tests that seems to be stuck  when running with phpunit