Add the ".in" to all the filenames in extra/ so that they

can be substituted by autconf and rename httpd-std.conf.in
to httpd.conf.in.  The installed files will now be preserved
in an original/ directory.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/simple-conf@159937 13f79535-47bb-0310-9956-ffa450edef68