Update README for the packs folder

packs/README.md

packs/scalar-geeko.json

packs/scalar-isabella.json

packs/scalar-loading_artist.json

packs/scalar-privacy_pam.json

packs/scalar-rabbit.json

packs/scalar-sheltie.json

packs/scalar-smilies.json

packs/scalar-stakey.json

packs/scalar-stickman.json

packs/scalar-videoplasty.json

web/packs/.gitkeep

web/packs/README.md