* Restructure tools installation

* Tweak bash and zsh config

* Remove extra space

* Update comments

* Add option to install JupyterLab

* Add option to configure JupyterLab

* Add option to install ML packages

* Remove deprecated JuptyerLab feature

* Add new arguments to Python feature

* Remove trailing whitespace

* Organize new arguments

* Resolve feedback

* Create new scenario for JupyterLab

* Fix user in JupyterLab scenario

* Revert changes to Python test

* Remove ML packages

* Update test names

* Rename CORS option