* [cm6] Only swallow text in autocomplete insertion if node is well-formed
* [cm6] Use longest common prefix heuristic for autocompletion in ill-formed nodes
GitOrigin-RevId: 5adf3dc0314d86b267e2142a1250dece3ab29ef8
* 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