Feature Request: add a 'search' box like the one for the model tree

[projetnumero9]

Even with a nice and clean subtree, a 'search' box in the Script Manager would be a quick way to filter (whatever the subfolder) scripts whose names contain 'Import' (I have 6 different scripts import-related, depending on some context) or 'Coordinates' ('Get Coordinates' and 'Set Coordinates').

For example, a mockup: