:boom::camel: Added .gitattributes & .gitignore files
Add 'CMAS811/' from commit 'e74a8009d2fb95bcf3fb9f3746e5eed419ed8a33'

git-subtree-dir: CMAS811
git-subtree-mainline: ff41d67b1b1867335e9ae36a1e90fcceb94e38b8
git-subtree-split: e74a8009d2fb95bcf3fb9f3746e5eed419ed8a33