Add Ruby 2.1.0 to .travis.yml
Add Ruby 2.1.0 to .travis.yml

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