WALLPAPPERS OF TURAN MAHMUDOV
GOOD SURPRISE :
Today, i discovered than the VIVID app WALLPAPPERS is compatible with my Xenial phone !! So, you can download the vivid app, install the .click and it must work on your Xenial phone.
You can download a picture and to get it, you can use this little tuto :
Moved to off topic
@domubpkm you can try to contact Turan to see if he wants to release a proper xenial build (https://github.com/turanmahmudov/Wallpapers/issues).
He has a Liberay page too https://liberapay.com/turanmahmudov