i18n example error
[issue link]When i set wrong language, it shows error.
url: http://i18n.nuxtjs.org/wronglang
Vue.js error
TypeError: Cannot read property 'links' of undefined
at __vue_ssr_bundle__:1971:18
at Array.forEach (native)
at Proxy.module.exports.__WEBPACK_IMPORTED_MODULE_0_vue___default.a.$t (__vue_ssr_bundle__:1970:8)
at Proxy.render (__vue_ssr_bundle__:4717:42)
at VueComponent.Vue._render (/home/nowuser/src/node_modules/vue/dist/vue.runtime.common.js:2216:22)
at renderComponent (/home/nowuser/src/node_modules/vue-server-renderer/build.js:6078:25)
at renderNode (/home/nowuser/src/node_modules/vue-server-renderer/build.js:6061:7)
at next (/home/nowuser/src/node_modules/vue-server-renderer/build.js:6197:9)
at next (/home/nowuser/src/node_modules/vue-server-renderer/build.js:6189:7)
at cachedWrite (/home/nowuser/src/node_modules/vue-server-renderer/build.js:36:9)