trunk patch: https://svn.apache.org/r1465115

Submitted by: MadMaverick9 <asfbugzilla meinkino.ch>
Reviewed by: sf, covener, minfrin


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Note that the buffer size is set to a maximum of 65536 when AJP is used as
per http://www.mail-archive.com/dev@httpd.apache.org/msg41843.html.


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Add workaround for gcc bug on sparc/64bit

PR: 52900

Submitted by: sf
Reviewed by: sf, covener, rpluem



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* Fix null pointer dereference in case SetEnvif and SetEnvIfExpr are used
  together.

PR: 54881

Submitted by: rpluem
Reviewed by: rpluem, covener, humbedooh


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password file with very long lines.

PR 54893.

Backport of r1475878 from trunk.

Proposed/Backported by: rjung
Reviewed by: humbedooh, covener


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more simplification with ap_bin2hex()


use apr_array for an array
    
Submitted by: Christophe JAILLET (with small tweaks by myself)
PR: 52881


ap_log_error already logs the error string, no need to log it twice

Submitted by: sf
Reviewed/backported by: jim


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Use %pm available since apr 1.3 instead of an extra call to apr_strerror

Submitted by: sf
Reviewed/backported by: jim


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add md5 function, too

Submitted by: sf
Reviewed/backported by: jim


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use ap_log_error's facility to print the apr error string instead of
calling apr_strerror() explicitly

Submitted by: sf
Reviewed/backported by: jim


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