== ABOUT ==

Web service to get air quality index in Belgium.
The index goes from 1 (excellent) to 10 (horrible).
More informations about air quality here: http://en.wikipedia.org/wiki/Air_quality

BRU = Brussels
ANR = Antwerp
GNE = Ghent
LGG = Liège
CRL = Charleroi

LOCODE --> http://www.unece.org/cefact/locode/be.htm

== TECHNICAL NOTES ==

* This project is using Goutte web scrapper by Fabien Potencier --> https://github.com/fabpot/Goutte
* The "cache" folder must be writable by the server

== REQUIREMENTS ==

PHP 5.3 --> http://www.php.net/manual/en/phar.requirements.php