Incremental release: vacuity improvements
The v0.6.7 tag was a false start, here are the changes from both:
[0.6.7] - Vacuity improvements - 2021-10-18
New features:
- composition rule for index percolation in tree composition
- composition rule for vacuous nodes (with content=None)
Fixes, improvements, changes (highlights):
- improve and generalize lang.Binder behavior
- enable svgling for internal tree drawing
- improvements to the relative clause notebook
[0.6.8] - Vacuity improvements - 2021-10-18
Fixes, improvements, changes (highlights):
- correctly pin the right traitlets version