public static function validate( $identifier, $password, $name = null )
	{
		return Handler::create( $name )->validate( $identifier, $password );
	}
public static function validate( $identifier, $password, $name = null )
	{
		return Handler::create( $name )->validate( $identifier, $password );
	}
public static function validate ( $ identifier , $ password , $ name = null ) { return Handler :: create ( $ name ) -> validate ( $ identifier , $ password ) ; }
Validate user credentials

@param mixed		$identifier
@param string		$password
@param string		$name			The auth instance
@return bool
Validate user credentials