Remove unused cd overwrite, messing up my "cd -" usage.
Support serving with Python 3.
Find more definitions.
Remove unused alias.
Remove __pycache__'s, too.
Pass down argv to `pip install`.
Alias cd.., to protect against more typos.
Fix more shortcuts.
Ditch more, in favor of the awesome direnv.
Add pipsi tools to path.
Moar to direnv.
Add pythonz path.
Moar config removal.