Fixed two bugs affecting adding and copying nodes with escaped chars (e.g. spaces) in the filepath

Author: SteveDeWald

nerdtree_plugin/fs_menu.vim

@@ -57,7 +57,7 @@ function! NERDTreeAddNode()
     let newNodeName = input("Add a childnode\n".
                           \ "==========================================================\n".
                           \ "Enter the dir/file name to be created. Dirs end with a '/'\n" .
-                          \ "", curDirNode.path.str({'format': 'Glob'}) . g:NERDTreePath.Slash())
+                          \ "", curDirNode.path.str() . g:NERDTreePath.Slash())
 
     if newNodeName ==# ''
         call s:echo("Node Creation Aborted.")

plugin/NERD_tree.vim

@@ -2010,7 +2010,7 @@ function! s:Path.copy(dest)
 
     let dest = s:Path.WinToUnixPath(a:dest)
 
-    let cmd = g:NERDTreeCopyCmd . " " . self.str() . " " . dest
+    let cmd = g:NERDTreeCopyCmd . " " . escape(self.str(), s:escape_chars) . " " . escape(dest, s:escape_chars)
     let success = system(cmd)
     if success != 0
         throw "NERDTree.CopyError: Could not copy ''". self.str() ."'' to: '" . a:dest . "'"