Added GDG DevFest London 2016 to the list (#162)
Added GDG DevFest London 2016 to the list (#162)

GDG DevFest London 2016 is using Hoverboard!
GDGTaipei/DevFest2016,JozhAranda/GDGTJ-DevFest16,GDG-Ukraine/hoverboard,DevIntent/DevFestFloridaSite,GDGTaipei/DevFest2016,GDG-Nantes/devfest2017,GDGJKUAT/DevFestThikaRd2016,capivaracodes/capivaracodesconference-site,GDGKoreaCampus/homepage,JozhAranda/GDGTJ-DevFest16,GDGYangon/gdg-yangon-devfest-2015-website,capivaracodes/capivaracodesconference-site,gdg-eskisehir/wtm17,DevIntent/DevFestFloridaSite,GDG-Ukraine/hoverboard,GDGKualaLumpur/devfestkl16,gdgmadrid/devfest,GDGJKUAT/DevFestThikaRd2016,GDGKualaLumpur/devfestkl16,gdgmadrid/devfest,fchuks/hoverboard,GDG-Los-Angeles/hoverboard,gdg-eskisehir/wtm17,GDG-Nantes/devfest2017,GDGYangon/gdg-yangon-devfest-2015-website,fchuks/hoverboard,GDG-Los-Angeles/hoverboard,GDGKoreaCampus/homepage