React Bus Versions Save

• Add typescript types.
• Update to mitt 2.x, which requires that browsers support the Map API.
• Require React >= 17.

All of this thanks to @achmadk!

• Remove console.logs.

• Remove withBus().
• Add useBus() hook.
• Add useListener() hook.
• Require React >= 16.8.

• Add missing react peer dependency.