Update french readme for :static_cache_control setting
Update french readme for :static_cache_control setting

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