Advertise aur package in README

README.md

@@ -5,6 +5,13 @@
 
 ![alt tag](https://raw.githubusercontent.com/pierrechevalier83/2048-rs/master/screenshots/demo.gif)
 
+Install
+-------
+- On Arch Linux:
+  `yaourt 2048-rs`
+- With cargo:
+  `cargo install game-2048`
+
 Download
 --------
 `git clone git@github.com:pierrechevalier83/2048-rs.git`
@@ -17,6 +24,3 @@ Run
 ---
 `cargo run --release`
 
-Install
--------
-`cargo install game-2048`