* [cm6] prefer showing full title in outline for sections
* fix test
* remove fallback
* test rename
GitOrigin-RevId: ac7a2a2c4fa7740a51661710953c85f03394292f
* Update Copybara options in preparation for open-sourcing the source editor
* Move files
* Update paths
* Remove source-editor module and checks for its existence
* Explicitly mention CM6 license in files that contain code adapted from CM6
GitOrigin-RevId: 89b7cc2b409db01ad103198ccbd1b126ab56349b