golang/flannel @ bcf3ff4ef459f94c59dab63d6c0891d45bee1eb0

Tom Denham fb4a25e608 backend/extension: Introduce new extension backend		8 éve
..
extension.go	fb4a25e608 backend/extension: Introduce new extension backend	8 éve
extension_network.go	fb4a25e608 backend/extension: Introduce new extension backend	8 éve