Navbar pulse update

[AdhamAH]

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Please include the issue number the pull request fixes by replacing YOUR-ISSUE-HERE in the text below.

Fixes #716 fixes #718

Summary

update NavBar & creat Pulse page & change some styles & move pages and layout folders to the component folder

Details

1- creat Pulse page 2- Updated NavBar.jsx 3- Changed More.jsx to SettingsButtons.jsx and updated More.jsx to fit. 4- Moved pages and layout folders to components folder as advised by @acthelemann

Test Plan (required)

Final Checklist

• [x] For CoronaTracker, did you bump the version in package.json?
  • Update the second decimal for a major change
  • Update the third decimal for a minor change
  • Numbers can go past 9, e.g. 1.0.9 => 1.0.10
  • For more info, read about Semantic Versioning
• [x] Did you add any new tests as necessary?
• [x] Is your PR rebased off the most current master?
• [x] Have you squashed all commits? (can be done at merge)
• [x] Did you use yarn not npm? (important!)
• [x] Did you use Material-UI wherever possible?
• [x] Did you run yarn lint on the code?
• [x] Did you run all of your most recent changes locally to make sure everything is working?

[AdhamAH]

I also found another one @SomeMoosery 😄 setMoreToogle, don't know what was going on at that time