fixed backtick error
Merge branch 'master' of https://github.com/golanger/go-tour-translator
Merge branch 'master' of https://github.com/golanger/go-tour-translator
Merge branch 'master' of https://github.com/golanger/go-tour-translator
Merge branch 'master' of https://github.com/golanger/go-tour-translator
fixed typing error