v1.21.5+k8e1

What's Changed

• add flomesh images to airdrop image list by @xiaods in #151
• restore go 1.15 by @xiaods in #152
• add pipy ingress yaml by @xiaods in #153
• update install add service file by @xiaods in #156
• update calico cluster_cidr network to 10.42.0.0/16 by @xiaods in #157
• correct k8e config path global by @xiaods in #158
• add cililum default network. by @xiaods in #161
• dump 1.19.15+k8e2 by @xiaods in #162
• etcd refactor and update upstream by @xiaods in #163

Full Changelog: v1.19.15+k8e1...v1.21.5+k8e1

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Get Kubernetes cluster the easy way.
k8e version v1.21.5+k8e1 (a937a7ca)

sha256sum	k8e
36131648368e912b69b3b65aa8f4706884a4ab31145a17bdd2b9443bd9bc6dd0	k8e