Merge branch 'PHP-5.6'

diff --cc Zend/zend_vm_def.h
Simple merge

diff --cc Zend/zend_vm_execute.h
Simple merge

diff --cc Zend/zend_vm_opcodes.h
index 50741d1873ec106d2ed0ac0a3925691c6f7ba1cb,c4cab07aeb3a9845261ee7473bb311ddd941b95a..0f75196ffb205badbad6a07975df00f5b99e2fae
--- 1/Zend/zend_vm_opcodes.h
--- 2/Zend/zend_vm_opcodes.h
+++ b/Zend/zend_vm_opcodes.h
@@@ -170,5 -170,6 +170,6 @@@ ZEND_API const char *zend_get_opcode_na
  #define ZEND_FAST_CALL                       162
  #define ZEND_FAST_RET                        163
  #define ZEND_RECV_VARIADIC                   164
+ #define ZEND_SEND_UNPACK                     165
  
 -#endif
 +#endif