feat: added container to the API (testing-library#24)

* feat: added container to the API
- added example
- added test
- bumped library to fix low vulnerability

* Update README.md

Co-Authored-By: Ben Monro <ben.monro@gmail.com>

* Update README.md

Co-Authored-By: Ben Monro <ben.monro@gmail.com>

fix: Moved dom-testing-library as direct dependency (testing-library#22)

* Moved dom-testing-library as direct dependency

Fixes 21

* Removed extra comma

fix: fixed broken link in readme

fix: updated readme

fix: added git repo to package

Merge branch 'master' of github.com:testing-library/svelte-testing-li…

…brary

fix: Don't append target to body if target option is given (testing-l…

…ibrary#20)

feat: added cleanup-after-each

fix: made cleanup test a bit more specific / independant

fix: clean up document targets and components (testing-library#19)

* clean up document targets and components

* jest cache was returning `<div></div>`, running with `--no-cache` fixed it

* we can safely ignore `else` for code coverage here - https://github.com/gotwarlost/istanbul/blob/master/ignoring-code-for-coverage.md#ignore-an-else-path