config: minor formatting in travis.yml
config: minor formatting in travis.yml

romani/checkstyle,checkstyle/checkstyle,sirdis/checkstyle,nikhilgupta23/checkstyle,romani/checkstyle,sirdis/checkstyle,liscju/checkstyle,jonmbake/checkstyle,rnveach/checkstyle,sabaka/checkstyle,romani/checkstyle,checkstyle/checkstyle,nikhilgupta23/checkstyle,checkstyle/checkstyle,sharang108/checkstyle,rnveach/checkstyle,jonmbake/checkstyle,liscju/checkstyle,ilanKeshet/checkstyle,jochenvdv/checkstyle,izishared/checkstyle,romani/checkstyle,sharang108/checkstyle,checkstyle/checkstyle,nikhilgupta23/checkstyle,liscju/checkstyle,bansalayush/checkstyle,rnveach/checkstyle,izishared/checkstyle,izishared/checkstyle,jonmbake/checkstyle,ilanKeshet/checkstyle,rnveach/checkstyle,jochenvdv/checkstyle,romani/checkstyle,romani/checkstyle,checkstyle/checkstyle,bansalayush/checkstyle,AkshitaKukreja30/checkstyle,jochenvdv/checkstyle,rnveach/checkstyle,AkshitaKukreja30/checkstyle,MEZk/checkstyle,rnveach/checkstyle,ilanKeshet/checkstyle,sharang108/checkstyle,AkshitaKukreja30/checkstyle,MEZk/checkstyle,sirdis/checkstyle,sabaka/checkstyle,MEZk/checkstyle,checkstyle/checkstyle,bansalayush/checkstyle,sabaka/checkstyle