skel: Plugins require a cniVersion in the NetConf

README.md

@@ -69,6 +69,7 @@ Start out by creating a netconf file to describe a network:
 $ mkdir -p /etc/cni/net.d
 $ cat >/etc/cni/net.d/10-mynet.conf <<EOF
 {
+	"cniVersion": "0.2.0",
 	"name": "mynet",
 	"type": "bridge",
 	"bridge": "cni0",
@@ -85,6 +86,7 @@ $ cat >/etc/cni/net.d/10-mynet.conf <<EOF
 EOF
 $ cat >/etc/cni/net.d/99-loopback.conf <<EOF
 {
+	"cniVersion": "0.2.0",
 	"type": "loopback"
 }
 EOF