* runAllCells API
* add comment
* more run cells fixes
* Add integration test
* Add multiple cell SQL notebook test
* Comment out python tests as they fail in the lab
* remove unused imports
* PR comments
* Remove localize
* Return true instead of promise.resolve(true)
* change to fs to write file
* Added more env variables check as well
* Resolve PR comments
* Merge master
* Add file name exist check and delete it after test is done