I want add multi language in my application

I want add multi language in my application
please help me to Make this

Library: https://github.com/roddeh/i18njs
in template: {{t 'word'}}
in app.js:

Template7.registerHelper('t', function (text, options) {
    return this.$app.methods.translate(text);
});

in app methods:

translate: function (text) {

            //you logic
        },

in router component:

this.$root.translate('word');