vim-patch:7.4.1596

Problem:    Memory leak. (Coverity)
Solution:   Free the pattern.

ba8cd122ef

src/nvim/ex_cmds2.c

@@ -2533,6 +2533,7 @@ static void add_pack_plugin(char_u *fname, void *cookie)
       do_cmdline_cmd("augroup END");
     }
     xfree(cmd);
+    xfree(pat);
   }
 
 theend:

src/nvim/version.c

@@ -98,7 +98,7 @@ static int included_patches[] = {
   // 1599 NA
   // 1598 NA
   // 1597 NA
-  // 1596,
+  1596,
   // 1595 NA
   // 1594 NA
   // 1593 NA