If-Modified-Since behavior as per HTTP specs
If-Modified-Since behavior as per HTTP specs

kidaa/eve,matthieuprat/eve,amagdas/eve,hustlzp/eve,opticode/eve,jzorrof/eve,yanyanqin/eve,bcrochet/eve,pjs7678/eve,EasonYi/eve,julianhille/eve,mugurrus/eve,eduardomb/eve,mcreenan/eve,elpoisterio/eve,kalbasit/eve,stratosgear/eve,sebest/eve,superdesk/eve