Cleaning up apps codelab

chrome/common/extensions/docs/templates/json/apps_sidenav.json

 [
   {
     "title": "Getting Started",
     "items": [
       {
         "title": "What Are Packaged Apps?",
         "fileName": "about_apps.html"
       },
       {
         "title": "Understand the Architecture",
@@ skipping 28 matching lines @@
             "title": "Offline First",
             "fileName": "offline_apps.html"
           },
           {
             "title": "Embed Content",
             "fileName": "app_external.html"
           }
         ]
       },
       {
+        "title": "Learn with a Codelab",
+        "toggleable": true,
+        "items": [
+          {
+            "title": "About this Codelab",
+            "fileName": "app_codelab.html"
+          },
+          {
+            "title": "1 - Set Up Development Environment",
+            "fileName": "app_codelab1_setup.html"
+          },
+          {
+            "title": "2 -  Create Basic App",
+            "fileName": "app_codelab2_basic.html"
+          },
+          {
+            "title": "3 - Create MVC",
+            "fileName": "app_codelab3_mvc.html"
+          },
+          {
+            "title": "4 - Save and Fetch Data",
+            "fileName": "app_codelab5_data.html"
+          },
+          {
+            "title": "5 - Manage App Lifecycle",
+            "fileName": "app_codelab6_lifecycle.html"
+          },
+           
+          {
+            "title": "6 - Access User's Data",
+            "fileName": "app_codelab7_useridentification.html"
+          },
+          {
+            "title": "7 - Access Web Resources",
+            "fileName": "app_codelab8_webresources.html"
+          },
+          {
+            "title": "8 - Publish App",
+            "fileName": "app_codelab_10_publishing.html"
+          }
+        ]
+      },
+      {
         "title": "Security & Privacy",
         "toggleable": true,
         "items": [
           {
             "title": "Identify User",
             "fileName": "app_identity.html"
           },
           {
             "title": "Comply with CSP",
             "fileName": "app_csp.html"
@@ skipping 43 matching lines @@
           {
             "title": "Access Hardware Devices",
             "fileName": "app_hardware.html"
           }
         ]
       },
       {
         "title": "MVC Architecture",
         "toggleable": true,
         "items": [
-          {
-            "title": "About MVC Architecture",
-            "fileName": "app_frameworks.html"
-          },
-          {
+          {
+            "title": "About MVC Architecture",
+            "fileName": "app_frameworks.html"
+          },
+          {
             "title": "Build Apps with AngularJS",
             "fileName": "angular_framework.html"
           },
           {
             "title": "Build Apps with Sencha Ext JS",
             "fileName": "sencha_framework.html"
           }
         ]
       }
     ]
@@ skipping 39 matching lines @@
         "title": "FAQ",
         "fileName": "faq.html"
       },
       {
         "title": "Samples",
         "fileName": "samples.html"
       }
     ]
   }
 ]