Share scales from root chart to nested charts 

It allows for nested chart aligns values with other nested chart instances.

Related bugs:
https://github.com/microsoft/charticulator/issues/800
https://github.com/microsoft/charticulator/issues/940
https://github.com/microsoft/charticulator/issues/261
https://github.com/microsoft/charticulator/issues/217
https://github.com/microsoft/charticulator/issues/144