patch 7.4.1703

Problem:    Can't assert for not equal and not matching.
Solution:   Add assert_notmatch() and assert_notequal().

src/version.c

@@ -748,6 +748,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1703,
 /**/
     1702,
 /**/