Robin Rooms added to showcase apps

Summary:
This adds [Robin Powered's Room Display](https://robinpowered.com/features/room-display) to the showcased apps.
Closes https://github.com/facebook/react-native/pull/10148

Differential Revision: D3939340

Pulled By: hramos

fbshipit-source-id: 7344ea8ee3c813856e13ecd5612843bdeee216b4

website/src/react-native/showcase.js

@@ -63,6 +63,14 @@ var featured = [
     infoLink: 'https://techcrunch.com/2016/05/10/placeavote-wants-to-give-voters-a-say-in-congress/',
     infoTitle: 'PlaceAVote wants to give voters a say in Congress',
   },
+  {
+    name: 'Robin Rooms',
+    icon: 'http://robinpowered.s3.amazonaws.com/rooms/appicon.png',
+    linkAppStore: 'https://itunes.apple.com/us/app/robin-rooms/id947566115',
+    linkPlayStore: 'https://play.google.com/store/apps/details?id=com.robinpowered.rooms',
+    infoLink: 'https://techcrunch.com/2016/05/31/robin-makes-the-office-smarter-with-7-million-in-new-funding/',
+    infoTitle: 'Robin Rooms manages and mounts outside your conference rooms'
+  },
   {
     name: 'FanVision Bolt',
     icon: 'http://a4.mzstatic.com/us/r30/Purple18/v4/94/b4/6e/94b46ee5-80e3-ff6e-513d-16da926b03a3/icon175x175.jpeg',