when in a secondary tree, just use :split for the 'i' mapping - nerdtree

commit 6da7f317a3afc67652e42633cdafca7b26c22509
parent d0d755ff871136b6880314e308b53fd4d06de17f
Author: Martin Grenfell <martin_grenfell@msn.com>
Date:   Thu, 18 Dec 2008 12:55:06 +1300

when in a secondary tree, just use :split for the 'i' mapping

Diffstat:
M plugin/NERD_tree.vim  | 6 ++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/plugin/NERD_tree.vim b/plugin/NERD_tree.vim
@@ -2469,6 +2469,12 @@ endfunction
 "ARGS:
 "treenode: file node to open
 function! s:openNodeSplit(treenode)
+
+    if b:NERDTreeType == "secondary"
+        exec "split " . a:treenode.path.strForEditCmd()
+        return
+    endif
+
     " Save the user's settings for splitbelow and splitright
     let savesplitbelow=&splitbelow
     let savesplitright=&splitright