Import error

[alberto-schena-gizero]

I am facing the following error when importing the library from an ES module:

In addition, VSCode fails to navigate to the js sources when CTRL+clicking the library name.
Both import and navigation errors can be fixed by adding the main property in package.json as of line 10 in the following:

[benmccann]

This was fixed in #85

It may need a new release though. @kurkle would you be able to cut a new release?