v7

• Added "ReactOS Nebula 1920x1080.jpg".

v6

• Reduced size of Other/Grass.

v5: [WALLPAPERS] Rename ugly filenames (#12)

• Renaming picture files.

v4: [WALLPAPERS] Update README.md for wallpapers manage (#5)

• Reduced file size of grass.jpg.

v3: Merge pull request #3 from katahiromz/wallpapers-script

Respect the original directory structure and automate the zip file creation.
https://jira.reactos.org/browse/CORE-19617
- Make some folders.
- Move image files.
- Add make-zip.sh bash script.
- Add LICENSE.txt files.
- Revive some files.