Merge branch 'PHP-7.0' into PHP-7.1

diff --cc NEWS
Simple merge

diff --cc ext/gd/gd.c
index 72c0083cadeebbcd80d851baa198bdb21e4ac8f5,ec2a037357de07233938967c7c3de553e817521f..9d0dcca6906873941cbe9aa78a60d0a8dd4caa43
--- 1/ext/gd/gd.c
--- 2/ext/gd/gd.c
+++ b/ext/gd/gd.c
@@@ -367,7 -367,9 +367,9 @@@ ZEND_END_ARG_INFO(
  #ifdef HAVE_GD_PNG
  ZEND_BEGIN_ARG_INFO_EX(arginfo_imagepng, 0, 0, 1)
        ZEND_ARG_INFO(0, im)
 -      ZEND_ARG_INFO(0, filename)
 +      ZEND_ARG_INFO(0, to)
+       ZEND_ARG_INFO(0, quality)
+       ZEND_ARG_INFO(0, filters)
  ZEND_END_ARG_INFO()
  #endif