Makefile popup unnecessarily removes '_' from folder name

[HilaG]

Is this a bug report, or a feature request?
Bug

What is the current behavior?

If the current behavior is a bug, please provide the steps to reproduce.
When clicking on the green arrow of a makefile recipe, a popup is shown and the folder name appears w/o the underscore it originally have (folder name was go_bin and the popup shows it at gobin)

What is the expected behavior?
Stop removing the underscore