Tweak Travis CI config for scala-native (#858)
Tweak Travis CI config for scala-native (#858)

See https://github.com/lihaoyi/utest/commit/2f17b288e41188b967651f052286e68222a40719
coursier/coursier,alexarchambault/coursier,coursier/coursier,coursier/coursier,alexarchambault/coursier,alexarchambault/coursier,coursier/coursier,alexarchambault/coursier