Fix travis.
Fix travis.

omarkhan/configuration,hks-epod/configuration,Stanford-Online/configuration,arifsetiawan/configuration,IndonesiaX/configuration,gsehub/configuration,xiangjf/configuration,antshin72/configuration,kencung/configuration,EDUlib/configuration,antoviaque/configuration,jorgeomarmh/configuration,nttks/configuration,arbrandes/edx-configuration,omarkhan/configuration,pobrejuanito/configuration,pobrejuanito/configuration,eduStack/configuration,nunpa/configuration,mitodl/configuration,antshin72/configuration,armaan/edx-configuration,jorgeomarmh/configuration,rue89-tech/configuration,armaan/edx-configuration,usernamenumber/configuration,hks-epod/configuration,zhengjunwei/configuration,CredoReference/configuration,glengal/configuration,joshhu/configuration,marcore/configuration,pedrorib/istx,EDUlib/configuration,openfun/configuration,stvstnfrd/configuration,appsembler/configuration,bugcy013/edx_infra,Softmotions/configuration,joshhu/configuration,michaelsteiner19/open-edx-configuration,hks-epod/configuration,gashac03/ubuntu,edx/configuration,bugcy013/edx_infra,gashac03/ubuntu,hastexo/edx-configuration-old,mitodl/configuration,beacloudgenius/configuration,louyihua/configuration,kencung/configuration,gashac03/ubuntu,knehez/configuration,armaan/edx-configuration,rue89-tech/configuration,pedrorib/istx,open-craft/configuration,Livit/Livit.Learn.EdX.configuration,Pieros/configuration,hastexo/edx-configuration,alu042/configuration,CredoReference/configuration,michaelsteiner19/open-edx-configuration,hastexo/edx-configuration-old,Carlos2005/configuration,arbrandes/edx-configuration,beacloudgenius/configuration,EDUlib/configuration,kursitet/configuration,gsehub/configuration,edx/configuration,lgfa29/configuration,mitodl/configuration,bugcy013/edx_infra,antshin72/configuration,gsehub/configuration,arifsetiawan/configuration,Livit/Livit.Learn.EdX.configuration,Stanford-Online/configuration,hastexo/edx-configuration,Pieros/configuration,kencung/configuration,CredoReference/configuration,gashac03/ubuntu,omarkhan/configuration,proversity-org/configuration,Carlos2005/configuration,nttks/configuration,gsehub/configuration,IndonesiaX/configuration,mitodl/configuration,rue89-tech/configuration,xiangjf/configuration,antoviaque/configuration,nttks/configuration,4eek/configuration,michaelsteiner19/open-edx-configuration,nikolas/configuration,hastexo/edx-configuration,usernamenumber/configuration,Carlos2005/configuration,alu042/configuration,pedrorib/istx,Softmotions/configuration,proversity-org/configuration,omarkhan/configuration,stvstnfrd/configuration,appsembler/configuration,antoviaque/configuration,Stanford-Online/configuration,openfun/configuration,openfun/configuration,open-craft/configuration,antshin72/configuration,usernamenumber/configuration,AlfiyaZi/configuration,4eek/configuration,lgfa29/configuration,zhengjunwei/configuration,jorgeomarmh/configuration,zhengjunwei/configuration,appsembler/configuration,xiangjf/configuration,knehez/configuration,fghaas/edx-configuration,nunpa/configuration,glengal/configuration,EDUlib/configuration,IndonesiaX/configuration,hastexo/edx-configuration,hks-epod/configuration,leansoft/configuration,kursitet/configuration,Pieros/configuration,edx/configuration,fghaas/edx-configuration,glengal/configuration,4eek/configuration,armaan/edx-configuration,stvstnfrd/configuration,arbrandes/edx-configuration,lgfa29/configuration,leansoft/configuration,arifsetiawan/configuration,open-craft/configuration,fghaas/edx-configuration,arbrandes/edx-configuration,Stanford-Online/configuration,joshhu/configuration,openfun/configuration,kursitet/configuration,marcore/configuration,nikolas/configuration,pedrorib/istx,joshhu/configuration,kencung/configuration,vasyarv/configuration,CredoReference/configuration,proversity-org/configuration,lgfa29/configuration,proversity-org/configuration,Pieros/configuration,louyihua/configuration,open-craft/configuration,nttks/configuration,AlfiyaZi/configuration,xiangjf/configuration,knehez/configuration,leansoft/configuration,hastexo/edx-configuration,vasyarv/configuration,marcore/configuration,nikolas/configuration,zhengjunwei/configuration,arbrandes/edx-configuration,antoviaque/configuration,usernamenumber/configuration,michaelsteiner19/open-edx-configuration,beacloudgenius/configuration,appsembler/configuration,gsehub/configuration,knehez/configuration,louyihua/configuration,nunpa/configuration,proversity-org/configuration,marcore/configuration,stvstnfrd/configuration,glengal/configuration,leansoft/configuration,Softmotions/configuration,AlfiyaZi/configuration,arifsetiawan/configuration,Livit/Livit.Learn.EdX.configuration,nikolas/configuration,Carlos2005/configuration,4eek/configuration,Stanford-Online/configuration,hastexo/edx-configuration-old,eduStack/configuration,hks-epod/configuration,Livit/Livit.Learn.EdX.configuration,alu042/configuration,Softmotions/configuration,IndonesiaX/configuration,rue89-tech/configuration,beacloudgenius/configuration,pobrejuanito/configuration,fghaas/edx-configuration,AlfiyaZi/configuration,alu042/configuration,vasyarv/configuration,louyihua/configuration,pobrejuanito/configuration,nunpa/configuration,bugcy013/edx_infra,EDUlib/configuration,hastexo/edx-configuration-old,eduStack/configuration,vasyarv/configuration,kursitet/configuration,rue89-tech/configuration,edx/configuration,jorgeomarmh/configuration,stvstnfrd/configuration