replace link from gitio with githubusercontent
@@ -11,7 +11,7 @@ as possible of [HTTPie's](https://httpie.io/) excellent design.
### via curl (Linux/macOS)
```
-curl -sfL https://git.io/xh/install.sh | sh
+curl -sfL https://raw.githubusercontent.com/ducaale/xh/master/install.sh | sh
```
### Using a package manager
