* Refactor Footer component
- Make Footer component align to normal folder structure
- Make links in Footer use LinkTypeWrapper, which will allow icon to be added to all external links in one place
* Add Trussworks link to LinkTypeWrapper
* Add icon to SurveyButton comp
* Add launch icon to About page cards
* Add launch icon to FederalRegister link
* Refactor Methodology page
- Add Source and Available for fields to dataset Cards
- refactor data structure for dataset Cards to handle more than 1 source
- update constants file
- modify SASS for source list items
- update snapshots
* Add copy changes; How you can help and territories
* Update methodology section with copy changes
* Swap out all email links with <LinkTypeWrapper>
- update tests
* Move survey button to header
- remove SurveyFab component as it's no longer a FAB
- place button in heading
- add tests
- add pageStyles module
* Add retry and timeout to failing test
* Move survey button to bottom of page
* Fix surveyButton failing a11y
- udpate snapshots
* Align survey button to Contact nav link
