* Rollback if toggling state fails
Previously, if the search triggered by a state toggle failed, the switch
and the model would move to the new state, while the table would remain
in the previous state.
* Fix reversed sort orders of FSRS columns
* Add sep. default sort orders for notes and cards
* Add test for consistent default sort orders
* Add launch config for debugging in VSC
* Extend launch config for macOS and Linux
