http: Add headers to hypothetically make things more secure.
http: Add headers to hypothetically make things more secure.

Related to https://github.com/factor/factor/issues/2273

tgunr/factor,mrjbq7/factor,tgunr/factor,mrjbq7/factor,factor/factor,factor/factor,tgunr/factor,tgunr/factor,tgunr/factor,factor/factor,mrjbq7/factor,tgunr/factor,factor/factor,mrjbq7/factor,factor/factor,factor/factor,mrjbq7/factor,mrjbq7/factor