docs: remove reference to outdated 2016 octoverse (#10937)

Author: graingert

README.md

@@ -22,12 +22,6 @@ Material is targeted for all browsers with browser versions shown below with gre
 
 ![ngm1_browser_support](https://cloud.githubusercontent.com/assets/210413/18553899/f3fbfbca-7b27-11e6-81c9-2937950c808e.png)
 
-## <a name="news"></a> GitHub Universe
-
-Based on the number of unique contributors and repository forks, GitHub Octoverse recently announced that AngularJS Material is one of the top 10 most-loved active projects on GitHub:
-
-![angularongithubuniverse](https://cloud.githubusercontent.com/assets/210413/18553990/53cf2e32-7b28-11e6-8e08-29548fd3d786.jpg)
- 
 ## <a name="demos"></a> Online Documentation (and Demos)
 
 <div style="border: 1px solid #ccc">