Fix cniVersion(#201) and selector validation(#203) issues in genie manifest file

[libujacob]

Fix for issues #201, #203

Test Report:

root@master:~# kubectl apply -f genie-complete.yaml
clusterrole.rbac.authorization.k8s.io/genie-plugin created
clusterrole.rbac.authorization.k8s.io/genie-policy created
clusterrolebinding.rbac.authorization.k8s.io/genie-plugin created
clusterrolebinding.rbac.authorization.k8s.io/genie-policy created
serviceaccount/genie-plugin created
serviceaccount/genie-policy created
configmap/genie-config created
daemonset.apps/genie-plugin created
daemonset.apps/genie-network-admission-controller created
service/genie-network-admission-controller created
daemonset.apps/genie-policy-controller created
root@master:~# 

root@master:~# kubectl apply -f genie-plugin.yaml
clusterrole.rbac.authorization.k8s.io/genie-plugin created
clusterrolebinding.rbac.authorization.k8s.io/genie-plugin created
serviceaccount/genie-plugin created
configmap/genie-config created
daemonset.apps/genie-plugin created
daemonset.apps/genie-network-admission-controller created
service/genie-network-admission-controller created
root@master:~# 

[sushanthakumar]

LGTM