Fixed gulp image task
Fixed gulp image task

GDGKenya/DevfestNairobi,GDG-Nantes/devfest2017,GDGTaipei/DevFest2016,GDGJKUAT/DevFestThikaRd2016,gdg-eskisehir/wtm17,GDG-Dusseldorf/devfest2016,raviletsnurture/hoverboard,kovkus/gdgke-devfest2015,GDG-Ukraine/hoverboard,GDGJaen/hoverboard,GDG-Nantes/devfest2017,GDGLima/hoverboard,GDGJaen/hoverboard,GDGToulouse/site-devfest-toulouse-2016,capivaracodes/capivaracodesconference-site,myarleque/hoverboard,DevIntent/DevFestFloridaSite,gdgistanbul/devfest15,GDG-Ukraine/hoverboard,GDGToulouse/site-devfest-toulouse-2016,IslamBesto/hoverboard,gdglondon/devfest-2015-website,devfest-sul-2015/hoverboard,GDGCordoba/hoverboard,Janamou/hoverboard,gdglondon/devfest-2015-website,JozhAranda/GDGTJ-DevFest16,twhetzel/hoverboard,IslamBesto/hoverboard,GDG-Paris/hoverboard,kovkus/gdgke-devfest2015,GDGCordoba/hoverboard,crushingminds/GDG-Devfest2015,devfest-sul-2015/hoverboard,GDGKimathiUniversity/DevfestNyeri2015,GDG-Bambili/devfest-mezam,raviletsnurture/hoverboard,GDGYangon/gdg-yangon-devfest-2015-website,EmmanuelVinas/site-devfest-toulouse-2016,jskvara/hoverboard,BruGTUG/DevFest2016,EmmanuelVinas/site-devfest-toulouse-2016,myarleque/hoverboard,ProfNandaa/hoverboard,gdgistanbul/devfest15,GDGToulouse/site-devfest-toulouse-2016,gdgmadrid/devfest,GDG-Dusseldorf/devfest2016,gdgbirgunj/devfest2015,capivaracodes/capivaracodesconference-site,dhwanilvyas/hoverboard,GDGLima/hoverboard,gdgbirgunj/devfest2015,GDGKoreaCampus/homepage,Janamou/hoverboard,njgdg/hoverboard,njgdg/hoverboard,Wmitrut/hoverboard,dhwanilvyas/hoverboard,Wmitrut/hoverboard,GDGTaipei/DevFest2016,DevIntent/DevFestFloridaSite,BruGTUG/DevFest2016,GDGJKUAT/DevFestThikaRd2016,gdgmadrid/devfest,crushingminds/GDG-Devfest2015,GDG-Paris/hoverboard,GDGYangon/gdg-yangon-devfest-2015-website,fchuks/hoverboard,EmmanuelVinas/site-devfest-toulouse-2016,GDG-Los-Angeles/hoverboard,GDG-Bambili/devfest-mezam,ProfNandaa/hoverboard,GDGKenya/DevfestNairobi,fchuks/hoverboard,twhetzel/hoverboard,JozhAranda/GDGTJ-DevFest16,GDGKoreaCampus/homepage,GDGKualaLumpur/devfestkl16,gdg-eskisehir/wtm17,jskvara/hoverboard,GDG-Los-Angeles/hoverboard,GDGKualaLumpur/devfestkl16,GDGKimathiUniversity/DevfestNyeri2015