Allow extraction of subpatterns in regex validator, closes #1283
mini ref to #1283
Fix #1279: PHP 5.2.6 bug breaks FPF
fix typo
logging in debug mode for ze sample app
merge 240104342d2e67e30604b9dbcce04b3852c0fdd9...226bc439e55b31d0f15335c154bc4c1bf0cfda6a (from 1.0)