Update _pkgdown.yml so new articles automatically appear

Author: hadley

_pkgdown.yml

@@ -217,37 +217,29 @@ reference:
   - map_data
 
 navbar:
-  title: ~
-  type: default
-  left:
-  - text: Reference
-    href: reference/index.html
-  - text: Articles
-    menu:
-    - text: Aesthetic specifications
-      href: articles/ggplot2-specs.html
-    - text: Extending ggplot2
-      href: articles/extending-ggplot2.html
-  - text: News
-    menu:
-    - text: "Release notes"
-    - text: "Version 3.1.0"
-      href: https://www.tidyverse.org/articles/2018/10/ggplot2-3-1-0/
-    - text: "Version 3.0.0"
-      href: https://www.tidyverse.org/articles/2018/07/ggplot2-3-0-0/
-    - text: "Version 2.2.0"
-      href: https://blog.rstudio.com/2016/11/14/ggplot2-2-2-0/
-    - text: "Version 2.1.0"
-      href: https://blog.rstudio.com/2016/03/03/ggplot2-2-1-0/
-    - text: "Version 2.0.0"
-      href: https://blog.rstudio.com/2015/12/21/ggplot2-2-0-0/
-    - text: "Version 1.0.0"
-      href: https://blog.rstudio.com/2015/01/09/ggplot2-updates/
-    - text: "------------------"
-    - text: "Change log"
-      href: news/index.html
-  - text: Extensions
-    href: http://www.ggplot2-exts.org/gallery/
-  right:
-  - icon: fa-github fa-lg
-    href: https://github.com/tidyverse/ggplot2
+  structure:
+    right: [extensions, github]
+  components:
+    home: ~
+    news:
+      text: News
+      menu:
+      - text: "Release notes"
+      - text: "Version 3.1.0"
+        href: https://www.tidyverse.org/articles/2018/10/ggplot2-3-1-0/
+      - text: "Version 3.0.0"
+        href: https://www.tidyverse.org/articles/2018/07/ggplot2-3-0-0/
+      - text: "Version 2.2.0"
+        href: https://blog.rstudio.com/2016/11/14/ggplot2-2-2-0/
+      - text: "Version 2.1.0"
+        href: https://blog.rstudio.com/2016/03/03/ggplot2-2-1-0/
+      - text: "Version 2.0.0"
+        href: https://blog.rstudio.com/2015/12/21/ggplot2-2-0-0/
+      - text: "Version 1.0.0"
+        href: https://blog.rstudio.com/2015/01/09/ggplot2-updates/
+      - text: "------------------"
+      - text: "Change log"
+        href: news/index.html
+    extensions:
+      text: Extensions
+      href: http://www.ggplot2-exts.org/gallery/