Godot

Results 3 issues of Godot

Now it errors on `StopIteration` against the `tree_generator` iteration when reindexing.

I found when a list of items show up, I have to press to select. How do I select the first item by simply press the Return key? Thank you.

## Proposal(more like a feature request) Current categories make the result of `pdir()` a bit confusing, at least for myself. The original `dir()` doesn't have the problem since it outputs...