Certissim 3.12

TLS connexion added
Max categories added
SoColissimo Flexibilite carrier added
Relais colis carrier added
Update for last SoColissimo Liberte version
You could make less call to this function, by writing in example 
```php
$product_ref = str_replace(array('&', "'"), array('', ''), $product_ref);
$product_name = str_replace(array('&', "'"), array('', ''), $product['product_name']);
```