Add support for cve-2021-4034 (liamg#53)

* Add support for cve-2021-4034

Fix reused flag (liamg#48)

Co-authored-by: liam <Liam Galvin>

Add --skip option (liamg#45)

Fix release tagging (liamg#39)

Improve art (liamg#38)

* already root

* improve art

Add polkit CVE-2021-3560 exploit (liamg#36)

* Add polkit CVE-2021-3560 exploit

Merge pull request liamg#34 from liamg/liamg-do-not-preserve-env

Don't preserve env vars

Merge pull request liamg#28 from liamg/add-license-1

Create LICENSE

Merge pull request liamg#11 from liamg/liamg-gif

update gif