Merge branch 'PHP-7.1' into PHP-7.2

* PHP-7.1:
  Happy new year (Update copyright to 2018)

diff --cc Zend/zend_bitset.h
Simple merge

diff --cc Zend/zend_signal.c
Simple merge

diff --cc Zend/zend_signal.h
Simple merge

diff --cc ext/opcache/ZendAccelerator.c
Simple merge

diff --cc win32/build/buildconf.js
Simple merge

diff --cc win32/build/confutils.js
Simple merge