updated readme for new install script

README.mkd

@@ -5,26 +5,9 @@
 > [Fish](http://fishshell.com/)-like fast/unobtrusive autosuggestions for zsh.
 
 ## Installation
-
-```sh
-$ git clone git://github.com/tarruda/zsh-autosuggestions ~/.zsh-autosuggestions
-
-$ cat >> ~/.zshrc << "EOF"
-
-# Setup zsh-autosuggestions
-source ~/.zsh-autosuggestions/autosuggestions.zsh
-
-# Enable autosuggestions automatically
-zle-line-init() {
-	zle autosuggest-start
-}
-zle -N zle-line-init
-
-# use ctrl+t to toggle autosuggestions(hopefully this wont be needed as
-# zsh-autosuggestions is designed to be unobtrusive)
-bindkey '^T' autosuggest-toggle
-EOF
-
+```
+    $ git clone git://github.com/tarruda/zsh-autosuggestions ~/.zsh-autosuggestions
+    sh .zsh-autosuggestions/install
 ```
 
 Any widget that moves the cursor to the right(forward-word, forward-char...)