Doc change: updated images, landings, and ndk updates.

Change-Id: If128f8394438471365db6f7c0a42e6b38d25d250
diff --git a/docs/html/jd_extras.js b/docs/html/jd_extras.js
index f318668..6f6d31d 100644
--- a/docs/html/jd_extras.js
+++ b/docs/html/jd_extras.js
@@ -2652,6 +2652,90 @@
     "type":"online course"
   },
   {
+    "title":"Enroll in the Android Nanodegree",
+    "titleFriendly":"",
+    "summary":"Sign up to learn about Android and receive a certification of your efforts.",
+    "url":"https://www.udacity.com/android-nanodegree",
+    "group":"",
+    "keywords": ["nanodegree"],
+    "tags": ["courses"],
+    "image":"images/cards/course-nanodegree-lg.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Advanced Android App Development",
+    "titleFriendly":"",
+    "summary":"Productionize and publish your apps.",
+    "url":"https://www.udacity.com/course/advanced-android-app-development--ud855",
+    "group":"",
+    "keywords": ["android, experts"],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud855.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Android Ubiquitous Computing",
+    "titleFriendly":"",
+    "summary":"Extend your apps to Wear, TV, and Auto.",
+    "url":"https://www.udacity.com/course/android-ubiquitous-computing--ud875",
+    "group":"",
+    "keywords": ["wear, tv, auto"],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud875.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Google Play Services",
+    "titleFriendly":"",
+    "summary":"Use Google APIs to improve your apps.",
+    "url":"https://www.udacity.com/course/google-play-services--ud876",
+    "group":"",
+    "keywords": ["google, play services, google services"],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud876.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Android Design for Developers",
+    "titleFriendly":"",
+    "summary":"Learn how to make your apps material.",
+    "url":"https://www.udacity.com/course/android-design-for-developers--ud862",
+    "group":"",
+    "keywords": ["design, pure, material"],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud862.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Android Development for Beginners",
+    "titleFriendly":"",
+    "summary":"Make your first Android app, even if you don't write code.",
+    "url":"https://www.udacity.com/course/android-development-for-beginners--ud837",
+    "group":"",
+    "keywords": ["firstapp",],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud837.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
+    "title":"Gradle for Android and Java",
+    "titleFriendly":"",
+    "summary":"Build better apps through automation",
+    "url":"https://www.udacity.com/course/gradle-for-android-and-java--ud867",
+    "group":"",
+    "keywords": ["gradle","studio", "sdk"],
+    "tags": ["courses"],
+    "image":"images/cards/course-ud867.jpg",
+    "lang":"en",
+    "type":"online course"
+  },
+  {
     "title":"Watch Faces for Android Wear",
     "titleFriendly":"",
     "summary":"Watch faces let you customize the most prominent UI feature of Android wearables. The API is simple enough for rapid development and flexible enough to build something awesome.",