Update che.openshift.io to Che 7 GA / '7.1.0' version

[ibuziuk]

• First we need to update //che.prod-preview.openshift.io/ to the Che & GA version Updating rh-che to the Che 7 GA upstream version on prod-preview #1548
• Update plugin & devfile registries to 7.0.0 GA on prod-preview
  • devfile registry
  • plugin registry
• Get QA approval after making sure that all devfiles from devfile registry work smoothly for 7.0.0 Need to make sure that all devfiles from registry work on che.prod-preview.openshift.io #1434
• Get QA approval that ssh plugin works correctly in Hosted Che for 7.0.0 Need to verify that ssh plugin works correctly in Hosted Che #1524
• Get QA approval for Che 6 -> Che 7 workspace migration UX / docs for 7.0.0 Need to verify how Che 6 -> Che 7 workspace migration works on prod-preview (7.0.0 GA) before updating prod #1568
  • Improve converting docs - Improve the Che 6 -> Che 7 migration doc eclipse-che/che#14315 / Updating docs for Che 6 configuration to Che 7 devfile migration. eclipse-che/che-docs#796 PR merged
• Release upstream 7.1.0 version Release 7.1.0 of Upstream Che #1576
• Update Che and registries to 7.1.0 version on prod-preview and get final approvals from QA team
  • update che-plugin-registry to 7.1.0 on prod-preview
  • update che-devfile-registry to 7.1.0 on prod-preview
  • Update che-server to 7.1.0on prod-preview Updating rh-che to the latest 7.1.0 upstream version #1573
  • Get QA approval for promoting to prod
• Replace getting started factories with devfile equivalent on eclipse website and simultaneously update prod to 7.1.0 (!!!need to get PM approval first!!!) After update of che.openshift.io to Che 7 GA all Che 6 sample from SaaS Cloud will stop working (need to replace with devfile equivalent) #1451
  • update che-plugin-registry to 7.1.0 on prod
  • update che-devfile-registry to 7.1.0 on prod
  • update che-server to 7.1.0on prod
  • PR with website update - [DO NOT MERGE] rh-che #1490 Updating 'getting-started' factories with Che 7 devfiles eclipse-che/che-website#19 PR under review

[Katka92]

I've tested again, all devfiles from devfile registry work smoothly for 7.0.0 - workspace are started, default commands works, projects are imported correctly.

[ScrewTSW]

Che 7.1.0 GA devfile testing: #1607

SSH plugin:

• Key pair generation works
• Show public key from notification works
• SSH: Show public keys - UI doesn't show file selector
• After workspace restart the key is present in all containers
• Pull works
• Push works

[ibuziuk]

7.1.0 is promoted to prod. Closing