Add NEWS entry for ?? in constant scalar expressions

bwoebi · bwoebi · commit 672a99597cce · 2016-04-21T01:24:56.000+02:00
diff --git a/NEWS b/NEWS
@@ -9,6 +9,7 @@ PHP                                                                        NEWS
     always throw a notice). (Bob)
   . Fixed bug #71737 (Memory leak in closure with parameter named $this).
     (Nikita)
+  . Fixed forgotten ?? support inside constant scalar expressions. (Marcio)
 
 - OCI8:
   . Fixed bug #71600 (oci_fetch_all segfaults when selecting more than eight
