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Slight clarification to the way rewrite works in per-directory context.
Suggested by Peter Kehl on the users mailing list.

Reviewed by: rbowen, covener, takashi

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promise needs.  Yeah, right.


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Add in useful feature. %k which logs the keepalives
value.
PR: 45762
        Dan Poirier <poirier@pobox.com>


Make %k work as it should. No regression noted in perl
test framework.

Reviewed by: jim


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Run optipng[1] with -o7 over all PNG files.  Files were only modified if the optimized version is smaller.  There is no change to the rendering as seen by users.

Update 'icons/apache_pb2' images for Apache-2.2

Delete the images from docroot/.
These are not needed after r105393.
The same images are still in icons/.

[1] - http://optipng.sourceforge.net/

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Export and install the mod_rewrite.h header to ensure the optional
rewrite_mapfunc_t and ap_register_rewrite_mapfunc functions are
available to third party modules.

Minor bump when exporting mod_rewrite.h

Reviewed by: minfrin, niq, rpluem


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Fix MaxRequestsPerChild on the Event MPM.  It hasn't worked for 4 years.

* server/mpm/experimental/event/event.c
    (process_socket): Be consistent about our return value, returning 0
      means this connection is done, and that we can decrement requests_this_child.

Submitted by: pquerna
Reviewed by: jim


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* info->expire and info->date are in microseconds. So convert the difference
  to seconds before comparing it to age which is in seconds.

PR: 39713
Submitted by: Owen Taylor <otaylor redhat.com>
Reviewed by: rpluem, jim, jfclere


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* Correctly set SSL_LIBS during openssl detection if pkgconfig is not available.

PR: 46018

Submitted by: rpluem
Reviewed by: rpluem, jim, jfclere


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