Upgrade kernel
Install docker
Add user to docker group
Upgrade APT and stdlib modules to run smooth on the latest Puppet
Change the base box
Update REAMDE with docker env information
Update the CHANGELOG with the modifications done to create docker env
Update IO instructions
Update Mongo instructions
Update Racket instructions
Upgrade postgresql instructions
Upgrade Prolog instructions
Update rabbitmq module
Bump to 1.1.0