Setup scripts of ELIOT in Ubuntu and X86

1)setup.sh:-main setup script
2)common.sh:-install docker in Eliot Manager and Edge Node
3)k8smaster.sh:-install k8s and initialise k8s master
4)k8sworker.sh:-install kubelet, kubernetes-cni and kubeadm
5)nodelist:-worker node details which are to be added.

nodelist content should be in the format:
<eliotedgenodeusername>|<eliotedgenodeip>|<eliotedgenodepassword>

Signed-off-by: Abhijit Dasgupta <abhijit.das.gupta@huawei.com>
Change-Id: I285b07350fb1338da5e06f9816abee6a604faee3
Signed-off-by: abhijit_onap <abhijit.das.gupta@huawei.com>