Tweak travis.yml for Carthage
Tweak travis.yml for Carthage

st3fan/SWXMLHash,chrisamanse/SWXMLHash,chrisamanse/SWXMLHash,drmohundro/SWXMLHash,yas375/SWXMLHash,jpsim/SWXMLHash,chrisamanse/SWXMLHash,yas375/SWXMLHash,drmohundro/SWXMLHash,st3fan/SWXMLHash,st3fan/SWXMLHash,jpsim/SWXMLHash,st3fan/SWXMLHash,yas375/SWXMLHash,jpsim/SWXMLHash