Adding dockerfile

This is to address https://github.com/virgo-agent-toolkit/agent-poller-noit-parity/issues/3

Adding a dockerfile and a sample index.html for testing.

If you are on Linux you can skip the VM part.

Steps to follow (If you are on Mac):


Install: https://github.com/boot2docker/boot2docker-cli/releases/tag/v0.11.1-pre1

export DOCKER_HOST=tcp://127.0.0.1:4243

boot2docker up

docker build .

boot2docker ip

docker run -p 80:80 [hash] , here the hash is the hash you get from the docker build step

Hit http://the_ip_you_got_from_the_boot2docker_ip_step