* Add io lib
* io cleanup
* Run format script
* Fix lint errors with autofix
* Fix equality lint errors
* Rename ioUtil to io-util
* Add no-import-requires
* Run auto-fix lint
* Remove lint errors
* Use Boolean() to convert options
- `CopyOptions` on `cp` now defaults to empty
- Setting option values is easier now
* Rewrite packages/io to be fully async
* Move IS_WINDOWS into ioUtil
* DRY up cp/mv by moving shared code into move function
* Remove unc support, change isDirectory call to stat
* Tighter try catches
* more concise extensions search
* Allow isDirectory to be stat or lstat
* format
* Shell out to rm -rf
* Remove unc comment
* Export fs.promises from io-util
* Remove unknown error message
* Create an optimistic mkdirp
* Update io-util.ts
* Update io-util.ts
* Update io.test.ts
* Fix tests for mkdirP