Issues: SEC-2098, SEC-2099

AddHeadersFilter for setting security headers added including a bean definition parser for easy configuration of the headers. Enables easy configuration for the X-Frame-Options, X-XSS-Protection and X-Content-Type-Options headers. Also allows for additional headers to be added.

Issues: SEC-2098, SEC-2099

AddHeadersFilter for setting security headers added including a bean definition parser for easy configuration of the headers. Enables easy configuration for the X-Frame-Options, X-XSS-Protection and X-Content-Type-Options headers. Also allows for additional headers to be added.

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