CVE-2017-8046: RCE in PATCH requests in Spring Data REST

[php-coder]

https://pivotal.io/security/cve-2017-8046
https://spring.io/blog/2018/03/06/security-issue-in-spring-data-rest-cve-2017-8046

[jasinner]

Thanks please submit a pull request.
https://gist.github.com/Chaser324/ce0505fbed06b947d962