Fix controllerId in MakeCodeEmbed (#6)

Build for commonJS (#4)

Motivation is to use this on the microbit website which is on an older Gatsby version.

Breaking: Rename Project -> MakeCodeProject (#2)

* Breaking: Rename Project -> MakeCodeProject

* Remove unused import that wasn't renamed

More missing exports

Tweak origin check to respect the configured URL

Export BlockLayout

Export fixes

Packaging fixes

Allow public package

Link to GHP