* Enabling again the eslint rules and applying the fixes
* Restore , separators for types in single line mode
* fix new errors
* more lint fixes
Co-authored-by: Scott Bishel <scott.bishel@mattermost.com>
* Modify undo manager to return a value and use it on undo
* Storing the last redo value internally to correctly run undo
* Fix types
* Improve test ensuring redo didn't add original block
Co-authored-by: Mattermod <mattermod@users.noreply.github.com>