fix typos

src/router/index.js

@@ -78,7 +78,7 @@ export const constantRouterMap = [
     redirect: '/nested/menu1',
     name: 'Nested',
     meta: {
-      title: 'nested',
+      title: 'Nested',
       icon: 'nested'
     },
     children: [
@@ -86,31 +86,31 @@ export const constantRouterMap = [
         path: 'menu1',
         component: () => import('@/views/nested/menu1/index'), // Parent router-view
         name: 'Menu1',
-        meta: { title: 'menu1' },
+        meta: { title: 'Menu1' },
         children: [
           {
             path: 'menu1-1',
             component: () => import('@/views/nested/menu1/menu1-1'),
             name: 'Menu1-1',
-            meta: { title: 'menu1-1' }
+            meta: { title: 'Menu1-1' }
           },
           {
             path: 'menu1-2',
             component: () => import('@/views/nested/menu1/menu1-2'),
             name: 'Menu1-2',
-            meta: { title: 'menu1-2' },
+            meta: { title: 'Menu1-2' },
             children: [
               {
                 path: 'menu1-2-1',
                 component: () => import('@/views/nested/menu1/menu1-2/menu1-2-1'),
                 name: 'Menu1-2-1',
-                meta: { title: 'menu1-2-1' }
+                meta: { title: 'Menu1-2-1' }
               },
               {
                 path: 'menu1-2-2',
                 component: () => import('@/views/nested/menu1/menu1-2/menu1-2-2'),
                 name: 'Menu1-2-2',
-                meta: { title: 'menu1-2-2' }
+                meta: { title: 'Menu1-2-2' }
               }
             ]
           },
@@ -118,7 +118,7 @@ export const constantRouterMap = [
             path: 'menu1-3',
             component: () => import('@/views/nested/menu1/menu1-3'),
             name: 'Menu1-3',
-            meta: { title: 'menu1-3' }
+            meta: { title: 'Menu1-3' }
           }
         ]
       },
@@ -136,7 +136,7 @@ export const constantRouterMap = [
     children: [
       {
         path: 'https://panjiachen.github.io/vue-element-admin-site/#/',
-        meta: { title: 'externalLink', icon: 'link' }
+        meta: { title: 'External Link', icon: 'link' }
       }
     ]
   },