Publish v10.4.0

Enlarge mocha timeout to 60s (needed for IE11)

Update how_to_publish.md

Publish v10.1.1

Publish v10.1.0

Fix linting issue

Publish v10.0.1

Publish v10.0.0 (and update devDependencies)

Publish v9.5.2

Publish v9.5.1