If a request comes within a second of a file's last-modified date,

send a weak ETag instead of a strong one. This allows a file to be
modified twice in one second and still allow strong validation without
fear of inaccuracies.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76737 13f79535-47bb-0310-9956-ffa450edef68