Fixed minSdkVersion support

Now lets you specify which frames will show in dark mode
Now handles wallpapers where some images are repeated
No need to provide all 16 images, just provide what you need
Make your own choices on which frames are used to create previews

Now handles wallpapers where some images are repeated
No need to provide all 16 images, just provide what you need
Make your own choices on which frames are used to create previews

New: Links to https://Wllp.art where you can share your creations
Fixed: Can generate previews where wallpapers have differently sized images