gruntjs/grunt-contrib-clean — pull request #20 by pvoisin (2013-02-20 03:59:39+00:00)
Title: Option to let folders be deleted when they become empty

I've just used that "clean" task for the first time and I found my output folder full of empty folders as deep as where the source files were located.

I thought that option would be interesting to add to grunt-contrib-clean.