Added a cookbook and sample node in Vagrantfile to start gitlab image and container
Added option to link containers and define container name
Added the container volume setting and updated Vagrantfile config to run a gilt
Added docker-redis
Added sample config to Vagrantfile so we can test redis inside the docker container from our dev laptops
Merge pull request #2 from michiels/pull-images-and-run

Allow pulling and starting containers for apps from the public Docker registry