Merge pull request kubeedge#2320 from tangyanhan/cherry-pick/bugfix/l…

…ess-edge-message

Print less verbose message received from cloud-hub

Merge pull request kubeedge#2293 from fisherxu/k8s-update

Update K8s version in node status and related docs

Merge pull request kubeedge#2073 from fisherxu/release-1.4

update keadm to get latest version from kubeedge.io

Merge pull request kubeedge#1962 from dingyin/system

Run edgecore as system service

Merge pull request kubeedge#1760 from fisherxu/automated-cherry-pick-…

…of-#1697-upstream-release-1.3

Automated cherry pick of kubeedge#1697: fix kubectl logs certs

Merge pull request kubeedge#1663 from Poor12/master

Expose electionChecker to a http server

Merge pull request kubeedge#1685 from kevin-wangzefeng/release-note-1.3

Add KubeEdge v1.3 Release note

Merge pull request kubeedge#1605 from fisherxu/certs

Add edge-node certs bootstrap

Merge pull request kubeedge#1601 from kevin-wangzefeng/node-labels

Add built-in labels when auto registering node

Merge pull request kubeedge#1516 from fisherxu/automated-cherry-pick-…

…of-#1514-upstream-release-1.2

Automated cherry pick of kubeedge#1514: get latest version from release instead of set the default