add example of using auditprint to README

README.md

@@ -16,6 +16,14 @@ To get started see package documentation at [godoc](https://godoc.org/github.com
 
 For a simple example of usage, see the [auditprint](./auditprint/) tool included in this repository.
 
+```bash
+sudo service stop auditd
+go get -u github.com/mozilla/libaudit-go
+cd $GOPATH/src/github.com/mozilla/libaudit-go
+go install github.com/mozilla/libaudit-go/auditprint
+sudo $GOPATH/bin/auditprint testdata/rules.json
+```
+
 Some key functions are discussed in the overview section below.
 
 ## Overview