Update .gitignore
Update .gitignore

swarm-lab/swarm-lab.github.io.jekyll,swarm-lab/swarm-lab.github.io.jekyll,swarm-lab/swarm-lab.github.io.jekyll,swarm-lab/swarm-lab.github.io.jekyll,swarm-lab/swarm-lab.github.io.jekyll,swarm-lab/swarm-lab.github.io.jekyll