6twenty/rack-static_fallback — pull request #1 by erino (2012-01-13 18:18:50+00:00)
Title: Fix for "Rack::Lint::LintError - No Content-Type header found" with unicorn

When using rack-static_fallback with unicorn, requests to remote content aren't redirected as Rack::Lint complains that isn't a Content-Type header. Adding an empty Content-Type header fixes the problem.