docs(readme): add semantic-release documentation

docs(readme): add semantic-release notes to documentation

docs(readme): add cli gif link

docs(readme): fix some formatting

docs(readme): add more background information

fix(asinput): Accessibility fixes for asInput (#97)

* fix(asinput): Add screen-reader text for danger icon

* fix(asinput): Load form-control-feedback on page load w/ aria-live

fix(readme): Document how to run jest tests in Chrome DevTools (#96)

Also adds an npm run test-debug script.