patch 7.4.1618

Problem:    Starting job with output to buffer changes options in the current
            buffer.
Solution:   Set "curbuf" earlier. (Yasuhiro Matsumoto)

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1618,
 /**/
     1617,
 /**/