* [cm6] Change Emacs commands to visual-line-mode
* [cm6] Change line deletion commands to visual line mode
GitOrigin-RevId: 7a4f3d66bec611de410b6c1fbafbfe33b974e37b
* 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