Rename package name from `Ublaboo` to `Contributte`

[Radim Vaculík]

It's obvious from the title.

- namespace Ublaboo\DataGrid;
+ namespace Contributte\Datagrid;

[Mia Pilchová (Liliana)]

In the next major release, the namespace can be renamed to Contributte with Ublaboo aliases like in https://github.com/nette/security/blob/master/src/compatibility.php for example

[Radim Vaculík]

@paveljanda @f3l1x Could you please give your opinion? Thanks.

[Pavel Janda]

Yep, I agree, you can send a PR 👍

[Radim Vaculík]

@lilianalillyy Could you prepare a PR on next branch with compatibility.php file? 🙏

[Mia Pilchová (Liliana)]

Sure!

[Mia Pilchová (Liliana)]

@radimvaculik Sorry it took so long (had to dedicate most of my time to work during the week) but PR is opened now :)