Implement redirect for legacy "platforms" page

jugglinmike · jugglinmike · commit cde1e11c14fe · 2015-02-14T15:05:59.000-05:00
diff --git a/pages/platforms.md b/pages/platforms.md
@@ -0,0 +1,4 @@
+{ "title": "Install", "redirect": "/install/", "url": "/platforms/", "template": "docs" }
+
+This page has moved! You should be automatically redirected momentarily. [Click
+here](/install/) if not.
