Update 3.1 release notes

- Add bullets for new features; details can be added later

- Tidy up dependencies list

Change-Id: Id0f3a49c82e574b342ca1de6c41aab8dea37e5e8
diff --git a/pages/site/releases/3.1.md b/pages/site/releases/3.1.md
index f253464..0537fd8 100644
--- a/pages/site/releases/3.1.md
+++ b/pages/site/releases/3.1.md
@@ -8,6 +8,10 @@
 
 ## Release Highlights
 
+* Support for git protocol v2
+
+* Polymer 2
+
 * Mandatory plugins
 
   It is possible to configure which plugins are mandatory.
@@ -129,6 +133,6 @@
 
   * Upgrade polymerelements/paper-toggle-button to 2.1.1
 
-* Upgrade truth to 1.0
+  * Upgrade visionmedia/page.js to 1.11.4
 
-* Upgrade visionmedia/page.js to 1.11.4
+* Upgrade truth to 1.0