Add more tests to the rfc7230 suite
Add more tests to the rfc7230 suite

A few more bugs detected. I'm at the end of the list. I need to
do a second reading, implement what I can, fix what I can and
then the suite should be complete.

CrankWheel/cowboy,hairyhum/cowboy,kivra/cowboy,ninenines/cowboy,turtleDeng/cowboy,K2InformaticsGmbH/cowboy