Update README.md

Author: IcyApril

README.md

@@ -25,6 +25,9 @@ Each API call is provided via a similarly named function within various classes
 - [x] [Railgun](https://www.cloudflare.com/railgun/) administration
 - [ ] [Keyless SSL](https://blog.cloudflare.com/keyless-ssl-the-nitty-gritty-technical-details/)
 - [ ] [Origin CA](https://blog.cloudflare.com/universal-ssl-encryption-all-the-way-to-the-origin-for-free/)
+- [x] Crypto
+- [ ] Load Balancers
+- [ ] Firewall Settings
 
 Note that this repository is currently under development, additional classes and endpoints being actively added.