Add _name in router template

lib/app/router.js

@@ -9,6 +9,7 @@ Vue.use(Router)
 function recursiveRoutes(routes, tab, components) {
   var res = ''
   routes.forEach((route, i) => {
+    route._name = '_' + hash(route.component)
     components.push({ _name: route._name, component: route.component })
     res += tab + '{\n'
     res += tab + '\tpath: ' + JSON.stringify(route.path) + ',\n'

lib/build.js

@@ -205,7 +205,10 @@ function * generateRoutesAndFiles () {
     return readFile(r(__dirname, 'app', file), 'utf8')
     .then((fileContent) => {
       const template = _.template(fileContent, {
-        imports: { serialize }
+        imports: {
+          serialize,
+          hash
+        }
       })
       const content = template(templateVars)
       return writeFile(r(this.dir, '.nuxt', file), content, 'utf8')
@@ -218,7 +221,7 @@ function createRoutes (files, srcDir) {
   let routes = []
   files.forEach((file) => {
     let keys = file.replace(/^pages/, '').replace(/\.vue$/, '').replace(/\/{2,}/g, '/').split('/').slice(1)
-    let route = { name: '', path: '', component: r(srcDir, file), _name: null }
+    let route = { name: '', path: '', component: r(srcDir, file) }
     let parent = routes
     keys.forEach((key, i) => {
       route.name = route.name ? route.name + '-' + key.replace('_', '') : key.replace('_', '')
@@ -240,7 +243,6 @@ function createRoutes (files, srcDir) {
         }
       }
     })
-    route._name = '_' + hash(route.component)
     // Order Routes path
     parent.push(route)
     parent.sort((a, b) => {