Release v1.8.0

[maciaszczykm]

• update API versions in YAML files using versions from https://kubernetes.io/docs/api-reference/v1.8/ as the release is compatible with 1.8.x only
• update versions in the code
• Release v1.8.0 #2516 (comment)
• tests with HEAD image
• fix User panel bug #2597
• Update screenshot in README

[codecov]

Codecov Report

Merging #2516 into master will increase coverage by 0.52%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #2516      +/-   ##
==========================================
+ Coverage   53.63%   54.15%   +0.52%     
==========================================
  Files         562      563       +1     
  Lines       11951    12124     +173     
==========================================
+ Hits         6410     6566     +156     
+ Misses       5319     5301      -18     
- Partials      222      257      +35

Impacted Files	Coverage Δ
src/app/frontend/chrome/component.js	51.51% <0%> (-8.49%)	⬇️
src/app/backend/resource/service/events.go	76.92% <0%> (-4.33%)	⬇️
src/app/backend/resource/pod/common.go	51.28% <0%> (-2.84%)	⬇️
src/app/backend/sync/secret.go	66.94% <0%> (-2.55%)	⬇️
...p/backend/resource/replicationcontroller/common.go	58.33% <0%> (-0.76%)	⬇️
src/app/backend/sync/poll/secret.go	65.11% <0%> (-0.74%)	⬇️
src/app/frontend/common/dataselect/service.js	32% <0%> (-0.66%)	⬇️
src/app/backend/resource/event/common.go	45.45% <0%> (-0.26%)	⬇️
src/app/frontend/overview/module.js	0% <0%> (ø)	⬆️
src/app/backend/resource/event/event.go	100% <0%> (ø)	⬆️
... and 22 more

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[floreks]

TODO: Update official yamls similar to head yamls (use auto generate certificate feature).

[bryk]

Is this ready for testing?

[floreks]

Yes. We have already tested it.

[bryk]

LGTM, tested @floreks please do final review and merge

[floreks]

LGTM

[bryk]

Ok, deferring this to Monday.

[bryk]

@floreks Should I wait for #2617 ?

[floreks]

#2617 is not a proper fix. I have updated already the yaml in this PR. It is ready to merge.