Update travis.yml.
Update travis.yml.

brennovich/sidetiq,danilogcarolino/sidetiq,vayu-technology/sidetiq,tobiassvn/sidetiq,flowerett/sidetiq,rjocoleman/sidetiq,akhiln/sidetiq,b1tw1se/sidetiq,stanchan/sidetiq,talentpad/sidetiq,grzlus/sidetiq,stanchan/sidetiq,rjocoleman/sidetiq,brennovich/sidetiq,atpay/sidetiq,sfroehler/sidetiq,tobiassvn/sidetiq,endofunky/sidetiq,talentpad/sidetiq,PaulMest/sidetiq,sfroehler/sidetiq,b1tw1se/sidetiq,endofunky/sidetiq,vayu-technology/sidetiq,PaulMest/sidetiq,kickserv/sidetiq,slategroup/sidetiq,tomoyuki-yanagisawa/sidetiq-mod,slategroup/sidetiq,akhiln/sidetiq,Altonymous/sidetiq,danilogcarolino/sidetiq,tomoyuki-yanagisawa/sidetiq-mod,atpay/sidetiq,flowerett/sidetiq,kickserv/sidetiq,grzlus/sidetiq