Merge branch 'PHP-5.6' into PHP-7.0

diff --cc NEWS
index f5c4d9377d39f5d6ab01d3b40a3b869fcd832061,98e9d420285811ec179cf7b4c355d561e877cf25..9ed4bb8b82d5025d05f3c3c64de8d2797238791d
--- 1/NEWS
--- 2/NEWS
+++ b/NEWS
@@@ -20,17 -10,16 +20,21 @@@ PH
      phpize). (Yuji Uchiyama)
    . Fixed bug #72641 (phpize (on Windows) ignores PHP_PREFIX).
      (Yuji Uchiyama)
 +  . Fixed potential segfault in object storage freeing in shutdown sequence.
 +    (Bob)
 +  . Fixed bug #72683 (getmxrr broken). (Anatol)
  
 -- Curl:
 -  . Fixed bug #71144 (Segmentation fault when using cURL with ZTS).
 -    (maroszek at gmx dot net)
 -  . Fixed bug #71929 (Certification information (CERTINFO) data parsing error).
+ - Calendar:
+   . Fixed bug #67976 (cal_days_month() fails for final month of the French
+     calendar). (cmb)
+ 
 +- COM:
 +  . Fixed bug #72569 (DOTNET/COM array parameters broke in PHP7). (Anatol)
 +
 +- CURL:
 +  . Fixed bug #71709 (curl_setopt segfault with empty CURLOPT_HTTPHEADER).
      (Pierrick)
 +  . Fixed bug #71929 (CURLINFO_CERTINFO data parsing error). (Pierrick)
  
  - DOM:
    . Fixed bug #66502 (DOM document dangling reference). (Sean Heelan, cmb)

diff --cc ext/calendar/calendar.c
Simple merge