Summary:
- Allows ColumnFilter to add/delete keys by batch
- Add options limitShown to ColumnFilterMenu
- Add summary checkboxes Other Matching/Other Non-Matching/Other Values
- Adds missing type to chai declaration
Test Plan:
- Adds project test to new file projects/ColumnFilterMenu2
- Adds nbrowser test to new file nbrowser/ColumnFilterMenu
Reviewers: paulfitz
Reviewed By: paulfitz
Differential Revision: https://phab.getgrist.com/D2763
