Merge commit '57d65de511eed28ada40d43331d5b05b500a54cc'
Merge pull request #22 from dev-ggallon/develop

Update French language
Merge branch 'master' of https://github.com/ivantcholakov/starter-public-edition-4
Fixing the error "Call to undefined function apache_request_headers()".
Updating CodeIgniter.
Adding a method for convenient getting language flags.
Corrections within IDNA2 PEAR package.
Moving URL detection after autoloading activation.
Adding not quite precise fallback PHP implementations of IDN functions.
Updating CodeIgniter.
A dirty workaround, dealing with a specific class name conflict.
Full HTML implementation for emails.
Updating CodeIgniter.
Adding a setting and a library for symmetric password encryption.
A correction within Form_validation library.
Adding a possibility the e-mail settings to be retreived from database too.
Adding phpass (PasswordHash class), http://www.openwall.com/phpass/
Password library: Adding hash() and verify() methods.
Updating CodeIgniter, a bug-fix within Form_validation library.
Empty passwords are not hashed. Avoid empty passwords anyway by using validation.