cloudhead/less.js — pull request #1010 by ljharb (2012-10-30 17:17:11+00:00)
Title: Change the default behavior of "@import" to only import once.

- Change the default behavior of "@import" to only import once.
- Add @import-multiple if for some insane reason you want multiple imports.
- Continue to support @import-once for backwards compatibility.
- Fixes #212.