vim-patch:7.4.256

Problem:    Using systemlist() may cause a crash and does not handle NUL
            characters properly.
Solution:   Increase the reference count, allocate memory by length. (Yasuhiro
            Matsumoto)

https://code.google.com/p/vim/source/detail?r=v7-4-256

src/nvim/version.c

@@ -385,7 +385,7 @@ static int included_patches[] = {
   //259 NA
   //258 NA
   //257 NA
-  //256,
+  256,
   //255,
   //254,
   253,