vim-patch:7.4.415

Problem:    Cannot build.  Warning for shadowed variable. (John Little)
Solution:   Add missing change.  Remove declaration.

https://code.google.com/p/vim/source/detail?name=v7-4-414&r=20dbceb6f4713ccd01be45dc531abc269fbb7579

src/nvim/version.c

@@ -250,7 +250,7 @@ static int included_patches[] = {
   418,
   //417,
   //416,
-  //415,
+  415,
   414,
   //413 NA
   //412 NA