patch 7.4.957

Problem:    Test_tagcase fails when using another language than English.
Solution:   Set the messages language to C. (Kenichi Ito)

src/version.c

@@ -741,6 +741,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    957,
 /**/
     956,
 /**/