initial travis version
initial travis version

infinityb/serde,erickt/serde,Ticki/serde,serde-rs/serde,eefriedman/serde,3Hren/serde,pcwalton/serde,tempbottle/serde,skade/serde,jmesmon/serde,Byron/serde,thorbenk/serde,Hoverbear/serde,JohnHeitmann/serde,sidred10/serde,oli-obk/rust-serde,csmulhern/serde