[PATCH v8 0/3] gitweb: refactor If-Modified-Since handling

Changes since v7:
* Fix git_snapshot `-last_modified =>` switching.
* Case insensitive Last-Modified match for tree snapshot test.
* gitweb.output -> gitweb.headers in the new tests.

W. Trevor King (3):
  gitweb: add `status` headers to git_feed() responses.
  gitweb: refactor If-Modified-Since handling
  gitweb: add If-Modified-Since handling to git_snapshot().

 gitweb/gitweb.perl                       |   65 ++++++++++++++++++------------
 t/t9501-gitweb-standalone-http-status.sh |   60 +++++++++++++++++++++++++++-
 2 files changed, 98 insertions(+), 27 deletions(-)