Update README file
Update README file

GDGKoreaCampus/homepage,gdg-eskisehir/wtm17,GDGJKUAT/DevFestThikaRd2016,GDGJKUAT/DevFestThikaRd2016,gdg-eskisehir/wtm17,GDGYangon/gdg-yangon-devfest-2015-website,GDGYangon/gdg-yangon-devfest-2015-website,GDG-Ukraine/hoverboard,GDG-Nantes/devfest2017,GDG-Ukraine/hoverboard,GDG-Nantes/devfest2017,GDGKoreaCampus/homepage