patch 7.4.2277

Problem:    Memory leak in getbufinfo() when there is a sign. (Dominique
            Pelle)
Solution:   Remove extra vim_strsave().

src/version.c

@@ -763,6 +763,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    2277,
 /**/
     2276,
 /**/