public function setValue($name, $value, $section = 0, $key = null)
    {
        $this->overrider->setValue($name, $value, $section, $key);
    }
public function setValue($name, $value, $section = 0, $key = null)
    {
        $this->overrider->setValue($name, $value, $section, $key);
    }
public function setValue ( $ name , $ value , $ section = 0 , $ key = null ) { $ this -> overrider -> setValue ( $ name , $ value , $ section , $ key ) ; }
modify an option in the overrider ini file. If the option doesn't exist,
it is created.

@param string $name    the name of the option to modify
@param string $value   the new value
@param string $section the section where to set the item. 0 is the global section
@param string $key     for option which is an item of array, the key in the array
modify an option in the overrider ini file . If the option doesn t exist it is created .