4.16 session explorer update

[madison-oates]

Summary

• Image and content update for new Session Explorer and Overview UI.
• Also added action grouping (step group) guides.

Related PRs, issues, or features (optional)

• https://kobiton.atlassian.net/browse/KOB-46858
• https://kobiton.atlassian.net/browse/KOB-47667
• https://kobiton.atlassian.net/browse/KOB-47666
• preview links:
  • http://10.2.7.208/session-explorer/
  • http://10.2.7.208/session-explorer/analytics/use-the-session-timeline#_action_groups_timeline
  • http://10.2.7.208/automation-testing/scripting/add-action-groups-in-appium-script
  • http://10.2.7.208/session-explorer/custom-search-queries#_session_tag
  • http://10.2.7.208/session-explorer/manage-sessions#_view_the_execution_history_for_tagged_sessions
  • http://10.2.7.208/session-explorer/search-for-a-session#_using_session_tags

Metadata

• [x] Adds new file(s)
• [x] Edits existing file(s)
• [x] Removes file(s)

PR contributor checklist

• [x] My PR follows the Kobiton Docs contributor guidelines, meaning:

  • My content contains correct spelling and grammar.
  • My directories and files are named and structured correctly.
  • My style and voice follows the Microsoft Style Guide.
  • I added all new pages to their section's nav.adoc file.
  • I removed all localizations (like en-us) from my URLs.

[madison-oates]

Edits here: https://github.com/kobiton/docs/pull/277/commits/a6bdd30d11dddb6d74b08f8cad942473103066fe with some comments

[tungmhoang]

preview link: http://10.2.7.208/session-explorer/ @madison-oates @erincbailey

[tungmhoang]

added changes for https://kobiton.atlassian.net/browse/KOB-47667 in this branch as well.