Merge pull request #227 from stve/patch-2

add link to dropwizard-web-security

Author: oreoshake

README.md

@@ -297,6 +297,7 @@ end
 * Python - [django-csp](https://github.com/mozilla/django-csp) + [commonware](https://github.com/jsocol/commonware/); [django-security](https://github.com/sdelements/django-security)
 * Go - [secureheader](https://github.com/kr/secureheader)
 * Elixir [secure_headers](https://github.com/anotherhale/secure_headers)
+* Dropwizard [dropwizard-web-security](https://github.com/palantir/dropwizard-web-security)
 
 ## License