Convert to typescript

[jshjohnson]

Description

Converts the whole library to TypeScript

Screenshots (if appropriate)

Types of changes

• Chore (tooling change or documentation change)
• Refactor (non-breaking change which maintains existing functionality)
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)

Checklist

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.

[cypress]

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Test summary

107 • 13 • 0 • 2

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Run details

Project	Choices
Status	Failed
Commit	efb86d5
Started	Dec 21, 2019 1:27 PM
Ended	Dec 21, 2019 1:29 PM
Duration	02:07 💡
OS	Linux Ubuntu Linux - 18.04
Browser	Electron 73

View run in Cypress Dashboard ➡️

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Failures

	select-multiple.spec.js ⏯		5
1	... > removing choices > on backspace > removes last choice
2	... > removing choices > on backspace > updates the value of the original input
3	... > on click > removes respective choice
4	... > selecting a disabled choice > does not select choice
5	... > deselecting all choices in group > shows group in dropdown
	select-one.spec.js ⏯		3
1	... > remove button > on click > removes selected choice
2	... > selecting a disabled choice > does not change selected choice
3	... > deselecting all choices in group > shows group in dropdown
	text.spec.js ⏯		2
1	... > on back space > allows me to change my entry
2	... > on cmd+a > highlights all items
This comment includes only the first 10 test failures. See all 13 failures in the Cypress Dashboard.

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