Fix travis config error
Fix travis config error

sejalkhatri/WikiEduDashboard,alpha721/WikiEduDashboard,feelfreelinux/WikiEduDashboard,adamwight/WikiEduDashboard,KarmaHater/WikiEduDashboard,sejalkhatri/WikiEduDashboard,alpha721/WikiEduDashboard,MusikAnimal/WikiEduDashboard,sejalkhatri/WikiEduDashboard,WinnySilva/WikiEduDashboard,adamwight/WikiEduDashboard,KarmaHater/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,majakomel/WikiEduDashboard,MusikAnimal/WikiEduDashboard,sejalkhatri/WikiEduDashboard,Wowu/WikiEduDashboard,MusikAnimal/WikiEduDashboard,majakomel/WikiEduDashboard,ragesoss/WikiEduDashboard,ragesoss/WikiEduDashboard,thenickcox/WikiEduDashboard,ragesoss/WikiEduDashboard,feelfreelinux/WikiEduDashboard,Wowu/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,WinnySilva/WikiEduDashboard,alpha721/WikiEduDashboard,feelfreelinux/WikiEduDashboard,MusikAnimal/WikiEduDashboard,KarmaHater/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,sejalkhatri/WikiEduDashboard,adamwight/WikiEduDashboard,Wowu/WikiEduDashboard,majakomel/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,KarmaHater/WikiEduDashboard,alpha721/WikiEduDashboard,WinnySilva/WikiEduDashboard,majakomel/WikiEduDashboard,thenickcox/WikiEduDashboard,Wowu/WikiEduDashboard,feelfreelinux/WikiEduDashboard,thenickcox/WikiEduDashboard