Share worker even if different babel version

[stefanpenner]

There is no real reason why we cannot share workers, we can simply use the node resolution algo to allow multiple babels in the same process.

[rwjblue]

There is no real reason why we cannot share workers

Ya, agreed. The only real issue with sharing is the actual "protocol" that we expect the worker and host process to coordinate with.

[stefanpenner]

Ya, I spiked something. I’ll try and make time to land it in a pr to show