Merge add option to set initial foldlevel

diff --combined README.md
index 550707fbedc55b6488caa477b331480520cd0cde,4c9fcdfed01cf3fcb3f0432911cac4ea8daa868a..175d3a4dc56bd5120cae381a5494f1404714694d
--- 1/README.md
--- 2/README.md
+++ b/README.md
@@@ -1,6 -1,6 +1,6 @@@
  # Markdown Vim Mode
  
 -Syntax highlighting and matching rules for [Markdown](http://daringfireball.net/projects/markdown/).
 +Syntax highlighting, matching rules and mappings for [Markdown](http://daringfireball.net/projects/markdown/).
  
  ## Installation
  
@@@ -26,17 -26,16 +26,27 @@@ Add the following line to your `.vimrc
  let g:vim_markdown_folding_disabled=1
  ```
  
+ **Set Initial Foldlevel**
+ 
+ Add the following line to your `.vimrc` to set the initial foldlevel.  This
+ option defaults to 0 (i.e. all folds are closed) and is ignored if folding
+ is disabled.
+ 
+ ```vim
+ let g:vim_markdown_initial_foldlevel=1
+ ```
+ 
 +## Mappings
 +
 +the following work on normal and visual modes:
 +
 +- `]]`: go to next header
 +- `[[`: go to previous header
 +- `][`: go to next sibling header if any
 +- `[]`: go to previous sibling header if any
 +- `]c`: go to Current header
 +- `]u`: go to parent header (Up)
 +
  ## License
  
  The MIT License (MIT)