vim-patch:7.4.1671

Problem:    When help exists in multiple languages, adding @ab while "ab" is
            the default help language is unnecessary.
Solution:   Leave out "@ab" when not needed. (Ken Takata)

61264d9969

src/nvim/version.c

@@ -772,7 +772,7 @@ static int included_patches[] = {
   // 1674 NA
   1673,
   // 1672 NA
-  // 1671,
+  1671,
   // 1670,
   // 1669 NA
   // 1668 NA