vim-patch:7.4.323 #967

Problem:    Substitute() with zero width pattern breaks multi-byte character.
Solution:   Take multi-byte character size into account. (Yukihiro Nakadaira)

https://code.google.com/p/vim/source/detail?r=238f5027830cad22e17a970483af9b160869cdf3

src/nvim/version.c

@@ -226,7 +226,7 @@ static int included_patches[] = {
   //326,
   //325,
   //324,
-  //323,
+  323,
   //322,
   //321,
   //320,