require stringio in request_test, fixes GH #51
require stringio in request_test, fixes GH #51

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