Resets the `Environment` class to its default state, including unsetting the current
environment, removing any environment-specific configurations, and removing the custom
environment detector, if any has been specified.
Returns
voidSource
public static function reset() {
static::$_current = '';
static::$_detector = null;
static::$_configurations = array(
'production' => array(),
'development' => array(),
'test' => array()
);
}