Fix Travis CI install step
Fix Travis CI install step

askl56/suspenders,nplusp/suspenders,nplusp/suspenders,welaika/welaika-suspenders,cybrilla/suspenders,cybrilla/suspenders,Mossio/hashira-rails,Mossio/hashira-rails,mukkoo/welaika-suspenders,headwayio/suspenders,mico/suspenders,zamith/suspenders,thoughtbot/suspenders,headwayio/voyage,cybrilla/suspenders,adarsh/suspenders,namuit/welaika-suspenders,Mario245/suspenders,InnovativeOperations/suspenders,toobulkeh/suspenders,headwayio/voyage,pedrosmmoreira/suspenders,mico/suspenders,thoughtbot/suspenders,thoughtbot/suspenders,kvokka/suspenders,Mario245/suspenders,Mossio/hashira-rails,delphaber/suspenders,elijahkim/suspenders,pacso/suspenders,elijahkim/suspenders,zamith/suspenders,philosophie/suspenders,mib32/suspenders,pacso/suspenders,delphaber/suspenders,mukkoo/welaika-suspenders,mukkoo/welaika-suspenders,lorentrogers/suspenders,elijahkim/suspenders,mib32/suspenders,mib32/suspenders,nilbus/suspenders,elevatorup/eu-suspenders,headwayio/suspenders,kvokka/suspenders,mico/suspenders,welaika/welaika-suspenders,elevatorup/eu-suspenders,adarsh/suspenders,Mario245/suspenders,delphaber/suspenders,headwayio/voyage,lorentrogers/suspenders,philosophie/suspenders,Mossio/hashira-rails,pineapplethief/suspenders,askl56/suspenders,adarsh/suspenders,pacso/suspenders,pineapplethief/suspenders,headwayio/voyage,pineapplethief/suspenders,pedrosmmoreira/suspenders,headwayio/suspenders,nilbus/suspenders,kvokka/suspenders,brandoncordell/suspenders,toobulkeh/suspenders,headwayio/suspenders,elevatorup/eu-suspenders,namuit/welaika-suspenders,brandoncordell/suspenders,wizarddevelopment/bowties,InnovativeOperations/suspenders,lorentrogers/suspenders,InnovativeOperations/suspenders,toobulkeh/suspenders,brandoncordell/suspenders,philosophie/suspenders,nplusp/suspenders,wizarddevelopment/bowties,pedrosmmoreira/suspenders,welaika/welaika-suspenders,namuit/welaika-suspenders,wizarddevelopment/bowties,nilbus/suspenders,zamith/suspenders,askl56/suspenders