MFB: Added check if mb_regex_encoding() exists
MFB: Added check if mb_regex_encoding() exists

thorsten/phpMyFAQ,Chris--A/phpMyFAQ,Chris--A/phpMyFAQ,brianjking/phpMyFAQ,rogeriopradoj/phpMyFAQ-vagrant,rogeriopradoj/phpMyFAQ-vagrant,Chris--A/phpMyFAQ,thorsten/phpMyFAQ,Chris--A/phpMyFAQ,thorsten/phpMyFAQ,rogeriopradoj/phpMyFAQ-vagrant,brianjking/phpMyFAQ,brianjking/phpMyFAQ,brianjking/phpMyFAQ,rogeriopradoj/phpMyFAQ-vagrant,thorsten/phpMyFAQ