Enable NERDTreeNaturalSort

Author: Dan Hansen

.vim/plugin/nerdtree.vim

@@ -7,6 +7,7 @@ let g:NERDTreeWinSize = 40
 let g:NERDTreeShowBookmarks = 1
 let g:NERDTreeChDirMode = 2 " Change the NERDTree directory to the root node
 let g:NERDTreeMinimalUI = 1
+let g:NERDTreeNaturalSort = 1
 
 autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTreeType")
   \&& b:NERDTreeType == "primary") | q | endif