Port to Nuvola SDK

[jiri-janousek]

• https://github.com/tiliado/nuvolasdk

• https://groups.google.com/d/msg/nuvola-player-devel/NVsbGtIZf6A/x9MtIkSfDAAJ

• Author: Jiří Janoušek janousek.jiri@gmail.com

• Reviewed by: FIXME

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[jiri-janousek]

Hello @Tar-Dingens. I'm going to merge this pull request on Saturday, February 11th, unless you have any objections or tell me that you need more time to review the changes. If you agree with the proposed changes, but don't have time to merge them, let me know and I'll merge the branch by myself.

[Tar-Dingens]

Hello @fenryxo. Feel free to merge the pull request.

[jiri-janousek]

Thanks, merged.