README: update

README.md

@@ -1,6 +1,6 @@
 ![Example:startify in action](https://github.com/mhinz/vim-startify/raw/master/startify.png)
 
-This is it. A start screen for Vim.
+This is it. A start screen for Vim.  _( all features enabled - freely customizable )_
 
 What does it provide?
 ---------------------
@@ -51,6 +51,12 @@ should be available on the start screen.
 
 ---
 
+__Custom footer__ ( _empty by default_ ):
+
+Same as the custom header.. but at the bottom.
+
+---
+
 See `:h startify-options` for more information.
 
 #### 2) Easy session handling