Misc UI 4843 better Edit mode

[charlesh88]

Describe your changes:

• Restored sub-object c-frame-edit behavior.
• Smoke tested with nested Display Layouts, Flex Layouts and Tabs View containing Display Layouts.
• New look for editing mode.
• Better approach to main pane while editing.
• Suppressed Snapshot while editing for clarity.
• Added labels to main view Edit and Save buttons.
• Remove type-icon special case font sizing;
• Remove Firefox-specific scrollbar-width: thin for Ubuntu display.
• Mod to edit lock button title.

Testing notes in related issue #4843.

All Submissions:

• Have you followed the guidelines in our Contributing document?
• Have you checked to ensure there aren't other open Pull Requests for the same update/change?
• Is this change backwards compatible? For example, developers won't need to change how they are calling the API or how they've extended core plugins such as Tables or Plots.

Author Checklist

• Changes address original issue?
• Unit tests included and/or updated with changes?
• Command line build passes?
• Has this been smoke tested?
• Testing instructions included in associated issue OR is this a dependency/testcase change?

Reviewer Checklist

• Changes appear to address issue?
• Changes appear not to be breaking changes?
• Appropriate unit tests included?
• Code style and in-line documentation are appropriate?
• Commit messages meet standards?
• Has associated issue been labelled unverified? (only applicable if this PR closes the issue)
• Has associated issue been labelled bug? (only applicable if this PR is for a bug fix)

[codecov]

Codecov Report

Merging #5496 (2ccf706) into master (2fa36b2) will decrease coverage by 0.32%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #5496      +/-   ##
==========================================
- Coverage   54.33%   54.01%   -0.33%     
==========================================
  Files         598      598              
  Lines       22956    22953       -3     
  Branches     2078     2077       -1     
==========================================
- Hits        12474    12398      -76     
- Misses       9906     9973      +67     
- Partials      576      582       +6     

Flag	Coverage Δ		*Carryforward flag
e2e-ci	39.49% <ø> (ø)		Carriedforward from 2fa36b2
e2e-full	51.23% <ø> (ø)		Carriedforward from 2fa36b2
e2e-stable	36.08% <ø> (-12.66%)	⬇️
unit	50.33% <ø> (-0.41%)	⬇️

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
src/ui/layout/BrowseBar.vue	46.42% <ø> (-0.70%)	⬇️
.../telemetryTable/components/table-configuration.vue	0.00% <0.00%> (-43.25%)	⬇️
src/ui/inspector/InspectorViews.vue	64.28% <0.00%> (-28.58%)	⬇️
src/plugins/displayLayout/plugin.js	79.59% <0.00%> (-12.25%)	⬇️
...c/plugins/telemetryTable/components/sizing-row.vue	38.88% <0.00%> (-11.12%)	⬇️
...lemetryTable/components/table-footer-indicator.vue	26.41% <0.00%> (-9.44%)	⬇️
src/plugins/plot/configuration/SeriesCollection.js	61.53% <0.00%> (-6.16%)	⬇️
src/plugins/telemetryTable/components/table.vue	41.40% <0.00%> (-4.51%)	⬇️
src/ui/components/ObjectView.vue	46.19% <0.00%> (-4.35%)	⬇️
src/ui/inspector/Inspector.vue	75.00% <0.00%> (-4.17%)	⬇️
... and 4 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 2fa36b2...2ccf706. Read the comment docs.

[charlesh88]

Closing this PR for now; notes in issue #4843.