Add support for PHP 7.1 and Nette 3.0

[janbarasek]

Hello,

I would like to extend support for PHP 7.1 and Nette 3.

If you are interested in this change, I will send PR including automatic tests (PhpStan and CodeStyle).

Thanks.

[jAKErCZ]

Hello,

I would like to extend support for PHP 7.1 and Nette 3.

If you are interested in this change, I will send PR including automatic tests (PhpStan and CodeStyle).

Thanks.

Yes i need :)