Changes pre-post
Adds vagrant esq insecure keypair for distribution, runtime override of docker-launcher-nodes to specify a differnt image
README updated with information on connecting to SSH
README updated with information on connecting to SSH
Merge pull request #1 from Oneiroi/vagrant_like_insecure_keypair

Vagrant like insecure keypair
Merge branch 'master' of github.com:CaptTofu/docker-galera

Conflicts:
	Dockerfile
	docker-launch-nodes.sh
Default image to ubuntu:13.04