Update travis configuration
Update travis configuration

Travis now has first class support for Go projects.
http://about.travis-ci.org/blog/support_for_go_c_and_cpp/

zacklin923/revel,jenalgit/revel,James0tang/revel,folpindo/revel,PatidarWeb/revel,imjerrybao/revel,zog/revel,pathirana/revel,notzippy/revel,zog/revel,imjerrybao/revel,robfig/revel,James0tang/revel,tempbottle/revel,cokeboL/revel,pathirana/revel,Jxspy/revel,Gazillion-Platform-Team/revel,kaneshin/revel-revel,w4ngyi/revel,zacklin923/revel,w4ngyi/revel,birkirb/revel,birkirb/revel,nubleer/revel,Jxspy/revel,marklap/revel,ggerman/revel,cavaliercoder/revel,lili2311/revel,hustbill/revel,roblillack/mars,lgscofield/revel,webdev1001/revel,cw2018/revel,lgscofield/revel,runner-mei/revel,vahid-sohrabloo/revel,hustbill/revel,w4ngyi/revel,Jxspy/revel,lili2311/revel,ggerman/revel,Gazillion-Platform-Team/revel,shima-park/revel,folpindo/revel,klauspost/revel,James0tang/revel,nubleer/revel,imjerrybao/revel,huacnlee/revel,yext/revel,folpindo/revel,zacklin923/revel,mattbaird/revel,revel/revel,tempbottle/revel,roblillack/mars,shima-park/revel,roblillack/revel,cavaliercoder/revel,cw2018/revel,huacnlee/revel,trigrass2/revel,jmptrader/revel,veliamsli/revel,hongrich/revel,Gazillion-Platform-Team/revel,marklap/revel,vahid-sohrabloo/revel,trigrass2/revel,vahid-sohrabloo/revel,runner-mei/revel,huacnlee/revel,roblillack/revel,jenalgit/revel,metafex/revel,trigrass2/revel,birkirb/revel,yext/revel,jenalgit/revel,notzippy/revel,jmptrader/revel,marklap/revel,salixvideo/revel,salixvideo/revel,ggerman/revel,yext/revel,kaneshin/revel-revel,revel/revel,cw2018/revel,shima-park/revel,veliamsli/revel,jamesward/revel,hongrich/revel,cokeboL/revel,cavaliercoder/revel,lili2311/revel,cokeboL/revel,jmptrader/revel,notzippy/revel,pathirana/revel,roblillack/revel,tempbottle/revel,veliamsli/revel,hustbill/revel,zog/revel,lgscofield/revel,hongrich/revel,salixvideo/revel