add[example]: add nested routes example (#789)

src/lang/en.js

@@ -28,6 +28,10 @@ export default {
     lineChart: 'Line Chart',
     mixChart: 'Mix Chart',
     example: 'Example',
+    nested: 'Nested Routes',
+    bar: 'Bar',
+    barProfile: 'Profile',
+    barPosts: 'Posts',
     Table: 'Table',
     dynamicTable: 'Dynamic Table',
     dragTable: 'Drag Table',

src/lang/zh.js

@@ -28,6 +28,10 @@ export default {
     lineChart: '折线图',
     mixChart: '混合图表',
     example: '综合实例',
+    nested: '路由嵌套',
+    bar: 'Bar',
+    barProfile: 'Profile',
+    barPosts: 'Posts',
     Table: 'Table',
     dynamicTable: '动态Table',
     dragTable: '拖拽Table',