Include root in Serializers.
Include root in Serializers.

Thanks @vanstee for pointing out the security venerability in exposing
root level arrays in JSON.

nikhilmat/helpful-web,asm-helpful/helpful-web,nikhilmat/helpful-web,asm-helpful/helpful-web,asm-helpful/helpful-web,asm-helpful/helpful-web,nikhilmat/helpful-web