Catalan language [ used in ... /example/classify.php ] fails

[redaktor]

Hey there,

the example does not work for me because of the catalan characters à and è.

Another user described exactly my problem here:
http://stackoverflow.com/questions/16079407/catalan-characters-a-and-e-dont-work-with-php-imagestringup-how-to-decode-the

[redaktor]

OK - FIGURED IT OUT !!! 👍

If someone has the mbstring lib enabled, the script fails for some languages.
I placed

mb_internal_encoding('UTF-8');

in ... lib/LanguageDetector/NGramParser.php

and now everything works.
Contribution follows ...

Visca el Barça i visca Catalunya ;)