Allow extraction of subpatterns in regex validator, closes #1192
mini ref to #1192
Fix #1188: PHP 5.2.6 bug breaks FPF
fix typo
logging in debug mode for ze sample app
merge f97e62e11bc256f2b45951d449c31637b622050c to 573649ddd8c4c3abfe7cf8552ca3cfb2082a2a7c (from 1.0)