prevent streaming issue with Rack::Lint and friends, fixes #473
prevent streaming issue with Rack::Lint and friends, fixes #473

ryanshaw/sinatra,nju520/sinatra,miyazawatomoka/sinatra,Rayheng/sinatra,Rayheng/sinatra,mwpastore/sinatra,eileencodes/sinatra,kyontan/sinatra,lastcat/sinatra,autopp/sinatra,frechei/sinatra,ganmacs/sinatra,sinatra/sinatra,trexnix/sinatra,laplaceliu/sinatra,JonMidhir/sinatra,ABaldwinHunter/sinatra-classic,QLGu/sinatra,JonRowe/sinatra,Wirachmat/sinatra,d-bot/sinatra,nicoayala/sinatra,davydovanton/sinatra,kgrz/sinatra,nicoayala/sinatra,burningTyger/sinatra,RosenDimov/sinatra,davydovanton/sinatra,howtolearntocode/sinatra,burningTyger/sinatra,mwpastore/sinatra,laplaceliu/sinatra,ksw2599/sinatra,Callygraphy/morrissey,dariubs/sinatra,porras/sinatra,sethuster/sinatra,wzheng1/sinatra,dariubs/sinatra,cyberid41/sinatra,lastcat/sinatra,jkowens/sinatra,siberianbear/sinatra,porras/sinatra,midorineko/sinatra,bmizerany/sinatra,howtolearntocode/sinatra,siberianbear/sinatra,jenalgit/sinatra,gferguson-gd/sinatra,QLGu/sinatra,eileencodes/sinatra,sinatra/sinatra,ryanshaw/sinatra,jkowens/sinatra,burningTyger/sinatra,RosenDimov/sinatra,twanies/sinatra,Wirachmat/sinatra,blambeau/sinatra,guidohcosta/sinatra,kumji/sinatra,ganmacs/sinatra,ksw2599/sinatra,kumji/sinatra,midorineko/sinatra,jkowens/sinatra,miyazawatomoka/sinatra,ktw1222/sinatra,autopp/sinatra,frechei/sinatra,marocchino/sinatra,JonMidhir/sinatra,kyontan/sinatra,emiliocorpus/sinatra,emiliocorpus/sinatra,ktw1222/sinatra,defsprite/sinatra,nju520/sinatra,mwpastore/sinatra,wzheng1/sinatra,JonMidhir/sinatra,gferguson-gd/sinatra,cyberid41/sinatra,d-bot/sinatra,defsprite/sinatra,guidohcosta/sinatra,jenalgit/sinatra,sethuster/sinatra,DoraALin/sinatra,JonRowe/sinatra,DoraALin/sinatra,trexnix/sinatra,ABaldwinHunter/sinatra-classic,twanies/sinatra