Fix charset not working properly for REST
Fix charset not working properly for REST

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