Merge branch 'PHP-5.5' into PHP-5.6

* PHP-5.5:
  Upgrade bundled PCRE to 8.38
  Fixed NEWS file entry
  fix the fix for bug #70976 (imagerotate)

diff --cc NEWS
index 491d3dbc7ded59f6ed059be8ec6c2326dc6d1931,4a8743b9c893f1a8c692f8d65ba0610adea283c9..e328c6b4fdd12ab8f5300e8285eaac3f6ac8bc16
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -1,61 -1,8 +1,64 @@@
  PHP                                                                        NEWS
  |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
 -** PHP 5.5 is in security-only mode , please do not commit to this branch **
 +?? ??? 2016, PHP 5.6.19
  
 -07 Jan 2015, PHP 5.5.31
 +- Date:
 +  . Fixed bug #68078 (Datetime comparisons ignore microseconds). (Willem-Jan
 +    Zijderveld <wjzijderveld@gmail.com>)
 +
 +- Fileinfo:
 +  . Fixed bug #71434 (finfo throws notice for specific python file). (Laruence)
 +
 +- FPM:
 +  . Fixed bug #62172 (FPM not working with Apache httpd 2.4 balancer/fcgi setup).
 +    (Matt Haught, Remi)
 +
++- PCRE:
++  . Upgraded bundled PCRE library to 8.38.
++
 +04 Feb 2016, PHP 5.6.18
 +
 +- Core:
 +  . Fixed bug #71201 (round() segfault on 64-bit builds). (Anatol)
 +  . Fixed bug #71089 (No check to duplicate zend_extension). (Remi)
 +  . Added support for new HTTP 451 code. (Julien)
 +  . Fixed bug #71273 (A wrong ext directory setup in php.ini leads to crash).
 +    (Anatol);
 +
 +- Apache2handler:
 +  . Fix >2G Content-Length headers in apache2handler. (Adam Harvey)
 +
 +- FTP:
 +  . Implemented FR #55651 (Option to ignore the returned FTP PASV address).
 +    (abrender at elitehosts dot com)
 +
 +- Opcache:
 +  . Fixed bug #71127 (Define in auto_prepend_file is overwrite). (Laruence)
 +  . Fixed bug #71024 (Unable to use PHP 7.0 x64 side-by-side with PHP 5.6 x32
 +    on the same server). (Anatol)
 +
 +- SOAP:
 +  . Fixed bug #70979 (crash with bad soap request). (Anatol)
 +
 +- SPL:
 +  . Fixed bug #71204 (segfault if clean spl_autoload_funcs while autoloading).
 +    (Laruence)
 +
 +- Standard:
 +  . Fixed bug #70720 (strip_tags improper php code parsing). (Julien)
 +
 +07 Jan 2016, PHP 5.6.17
 +
 +- Core:
 +  . Fixed bug #66909 (configure fails utf8_to_mutf7 test). (Michael Orlitzky)
 +  . Fixed bug #70958 (Invalid opcode while using ::class as trait method
 +    paramater default value). (Laruence)
 +  . Fixed bug #70957 (self::class can not be resolved with reflection for
 +    abstract class). (Laruence)
 +  . Fixed bug #70944 (try{ } finally{} can create infinite chains of
 +    exceptions). (Laruence)
 +  . Fixed bug #61751 (SAPI build problem on AIX: Undefined symbol:
 +    php_register_internal_extensions). (Lior Kaplan)
  
  - FPM:
    . Fixed bug #70755 (fpm_log.c memory leak and buffer overflow). (Stas)

diff --cc ext/pcre/pcrelib/ChangeLog
Simple merge

diff --cc ext/pcre/pcrelib/doc/pcre.txt
Simple merge

diff --cc ext/pcre/pcrelib/pcre_exec.c
Simple merge

diff --cc ext/pcre/pcrelib/pcre_study.c
Simple merge