tree 9401620606220c46581e078255f48b9ca0547b70
parent 067c1d2a4f48cbbaace59733c98007b793719f94
author Maxim Dounin <mdounin@mdounin.ru> 1385731418 +0400
committer Maxim Dounin <mdounin@mdounin.ru> 1385731418 +0400

Upstream: skip empty cache headers.

Notably this fixes HTTP_IF_MODIFIED_SINCE which was always sent with
cache enabled in fastcgi/scgi/uwsgi after 43ccaf8e8728.