Change Wallpaper for linuxmint

for Gnome Shell refer mojave.xml and How To Use macOS Mojave’s Dynamic Wallpaper on Linux

1. clone repository

git clone https://github.com/tiancj/chwallpaper

2. download mojave dynamic wallpaper and extract it to ~/Pictures/mojave_dynamic

wget https://files.rb.gd/mojave_dynamic.zip

3. run program

cd chwallpaper
python3 chwallpaper.py