twitter/bootstrap — pull request #5104 by RickardPettersson (2012-09-12 19:35:49+00:00)
Title: Bug fix for Internet Explorer when running .less and using gradient navbars

This fixing a bug that gives wrong colored gradient in Internet Explorer when using .less

I have only tested in Internet Explorer 9 and its "Compatibility view" and there it looks good now with this fix.