ct: Add a test for \n which throws an error 400.
ct: Add a test for \n which throws an error 400.

MSch/cowboy,nviennot/cowboy,piboye/cowboy,unisontech/cowboy,K2InformaticsGmbH/cowboy,rbalint/pkg-erlang-cowboy,heroku/cowboy,noname007/cowboy,bobos/ecweb,grahamrhay/cowboy,linearregression/cowboyku,piboye/cowboy,layerhq/cowboy,essen/cowboy,callsign-core/cowboy_hybi00,yangchengjian/cowboy,cad627/cowboy,turtleDeng/cowboy,layerhq/cowboy,unisontech/cowboy,ferd/cowboyku,yangchengjian/cowboy,CrankWheel/cowboy,heroku/cowboy,binarin/cowboy,binarin/cowboy,Reimerei/cowboy,paulperegud/cowboy,rabbitmq/cowboy,acrispin/cowboy,lpgauth/cowboy,bsmr-erlang/cowboy,276361270/cowboy,LineMetrics/cowboy,ninenines/cowboy,pap/cowboy,hairyhum/cowboy,venkateshreddy/cowboy,heroku/cowboyku,odo/cowboy,LineMetrics/cowboy,omusico/cowboy,sile/cowboy,manastech/cowboy,dangjun625/cowboy,essen/cowboy,imdeps/cowboy,LineMetrics/cowboy,lpgauth/cowboy,callsign-core/cowboy_hybi00,cad627/cowboy,manastech/cowboy,chef/cowboy,kivra/cowboy