Merge branch 'PHP-7.0' into PHP-7.1

* PHP-7.0:
  Fix #73893: A hidden danger of death cycle in a function of gd

diff --cc NEWS
index bd7cabc225e387832fee266b6e05d4f0e7e04f70,fb75b0017b9c08a0a465e11a1e891ad353e1beb7..5797eda578252b4165dcd3a475b35d08c776d6d5
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--- 2/NEWS
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@@@ -1,16 -1,20 +1,19 @@@
  PHP                                                                        NEWS
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 -?? ??? 2017 PHP 7.0.16
 +?? ??? 2017, PHP 7.1.2
  
  - Core:
 +  . Improved GENERATOR_CREATE opcode handler. (Bob, Dmitry)
 +  . Fixed bug #73877 (readlink() returns garbage for UTF-8 paths). (Anatol)
    . Fixed bug #73876 (Crash when exporting **= in expansion of assign op).
 -  (Sara)
 +    (Sara)
  
 -- FPM:
 -  . Fixed bug #67583 (double fastcgi_end_request on max_children limit).
 -    (Dmitry Saprykin)
 -
+ - GD:
+   . Fixed bug #73893 (A hidden danger of death cycle in a function of gd). (cmb)
+ 
  - OpenSSL:
    . Fixed bug #71519 (add serial hex to return value array). (xrobau)
 +  . Fixed bug #73692 (Compile ext/openssl with openssl 1.1.0 on Win). (Anatol)
  
  - PDO_Firebird:
    . Implemented FR #72583 (All data are fetched as strings). (Dorin Marcoci)