Try new cross-compile package

.travis.yml

@@ -17,8 +17,10 @@ install:
 - go build
 
 script:
-- go get github.com/mitchellh/gox
 - go get github.com/tcnksm/ghr
 - go get github.com/axw/gocov/gocov
-- gox -output "dist/{{.OS}}_{{.Arch}}_{{.Dir}}"
+- go getgithub.com/karalabe/xgo
+- mkdir dist
+- cd dist
+- xgo github.com/ewhal/nyaa
 - ghr --username ewhal --token $GITHUB_TOKEN --replace --prerelease --debug pre-release dist/