added dockerfile
updated readme
Merge pull request #7 from Magnetme/docker

added dockerfile
git is not used, removed it from dockerfile
Update URL for docker

Ops, I did it again
Actually fix the correct URL
Merge pull request #10 from Magnetme/docker-improvement

git is not used, removed it from dockerfile
Made bin files executable
Added proper error handling to the server process
Little error handling for renderer
Added error handling for renderer
Formatting