mpm_{worker,prefork}: save some cycles by not copying the listener's pollfds
for each pollset operation.

We don't need a copy when poll()ing if those are allocated with the correct
lifetime (the listener thread) at the very beginning.


  *) worker, prefork: save some cycles by not copying the listener's pollfds
                      for each pollset operation
     trunk patch: http://svn.apache.org/r1662437
     2.4.x patch: svn merge -c 1662437 ^/httpd/httpd/trunk .
     +1: jailletc36, ylavic, jim

Submitted By: jailletc36
Reviewed By: jailletc36, ylavic, jim



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Add upgrade parameter to mod_proxy_wstunnel.
That allows to upgrade to jboss-remoting for example
or to run an HTTP/1.1 backend that needs to upgrade to
WebSocket.
See also:
 https://issues.jboss.org/browse/JBCS-254
 https://issues.jboss.org/browse/JBCS-291


whitespace only

Submitted By: jfclere
Reviewed By: covener, jim, ylavic




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MPMs unix: Place signals handlers and helpers out of DSOs to avoid
a possible crash if a signal is caught during (graceful) restart.
PR 60487.

Reviewedby: ylavic, wrowe, icing


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short-circuit on NULL

Submitted By: jchampion


Submitted by: covener
Reviewed by: covener, ylavic, jim


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core: deprecate and replace ap_get_basic_auth_pw

  *) core: Deprecate ap_get_basic_auth_pw() and add 
    ap_get_basic_auth_components(). 

Submitted By: Emmanuel Dreyfus <manu netbsd.org>, Jacob Champion, Eric Covener



Submitted by: covener
Reviewed by: covener, ylavic, jim


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mod_ssl: fix ctx passed to ssl_io_filter_error()

Consistently pass the expected bio_filter_in_ctx_t
to ssl_io_filter_error(). 

Submitted By: Yann Ylavic



Submitted by: covener
Reviewed by: covener, ylavic, jim


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When processing a 'SetEnv' directive, warn if the environment variable name includes a '='. It is likely a configuration error.   PR 60249
Submitted by: jailletc36
Reviewed by: jailletc36, covener, ylavic


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PR60009: RewriteRule local prefix checking update

  *) mod_rewrite: When a substitution is a fully qualified URL, and the 
     scheme/host/port matches the current virtual host, stop interpreting the 
     path component as a local path just because the first component of the 
     path exists in the filesystem.  Adds RewriteOption "LegacyPrefixDocRoot" 
     to revert to previous behavior. PR60009.

Submitted By: Hank Ibell <hwibell gmail.com>



Submitted by: covener
Reviewed by: covener, jim, ylavic


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allow users to workaround the over-agressive backreference
escaping by selecting the characters to escape. 



add BNP flag to give control to the user on whether a space ' ' in
an escaped backrefernece is decoded to a + (default) or %20. Useful
if your backreference isn't going into the query string.


Submitted by: covener
Reviewed by: jailletc36, covener, ylavic


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PR61124: ap_parse_form_data() EBCDIC fix

URL-decoding doesn't work on EBCDIC.

Submitted By: Hank Ibell <hwibell gmail.com>



Submitted by: covener
Reviewed by: covener, rjung, ylavic


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Backport r1575391 in order to describe =~ and !~

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ab: enable option processing for setting a custom
HTTP method also for non-SSL builds.

Submitted by: rjung
Reviewed by: rjung, covener, gsmith


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