NEWS in pkg-config-1.1.7 vs NEWS in pkg-config-1.1.8

@@ -1,6 +1,10 @@
 = NEWS
 
+== 1.1.8 - 2017-04-19
+
+  * Stopped to require mkmf.
+
 == 1.1.7 - 2015-01-16
 
   * Added path for FreeBSD to default paths.
     [Reported by Hajime UMEMOTO]