// Usage: include a link like `file an issue`, or give it
// `id="file-issue-link"` instead. The URL can include ?title=... to give a title prefix. Then include this script with
// `` after that link. Style the element using
// the selector `.selected-text-file-an-issue`.
//
// If you don't have a file an issue link on your spec (e.g. for a spec split into multiple documents), you can use
// a `data-file-issue-url=""` attribute on the `