vim-patch:7.4.487

Problem:    ":sign jump" may use another window even though the file is
	    already edited in the current window.
Solution:   First check if the file is in the current window. (James McCoy)

https://code.google.com/p/vim/source/detail?r=v7-4-487

src/nvim/version.c

@@ -251,7 +251,7 @@ static int included_patches[] = {
   //490,
   489,
   488,
-  //487,
+  487,
   486,
   485,
   //484 NA