Kubeflow: [CentralDashboard v2] Cherrypick v0.6.2

[avdaredevil]

About:

Cherrypick for v0.6.2 release w/ dashboard updates:

• [x] #3742
• [x] #3758
• [x] #3503
• [x] #3842
• [x] #3843

Meta

_closes: #3698_
/assign @kunmingg @abhi-g
/cc @avdaredevil
/priority p0
/area centraldashboard
/area front-end

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[abhi-g]

By the way should this be v0.6.3 or 0.6.2? I don't think we have released v0.6.2 yet.

[avdaredevil]

/close

[k8s-ci-robot]

@avdaredevil: Closing this issue.

In response to this:

/close

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