reverted changes to travis.yml
reverted changes to travis.yml

romuloceccon/axlsx,bradstewart/axlsx,raghavendra-prithvi/axlsx,sr-education/axlsx,Debiancc/axlsx,alexanderfrankel/axlsx,sh-ft/axlsx,woto/axlsx,randym/axlsx,nilbus/axlsx,mromulus/axlsx,legitscript/axlsx,pedrogarrett/axlsx,kappiah/axlsx,clarkcutler/axlsx,VueOps/axlsx