docs: Restored references to "Know Your User" resource cards.

Bug: 28597771
Change-Id: Ic0c2a14369d623d2570c082486e3e38f6cbffb8e
diff --git a/docs/html/jd_collections.js b/docs/html/jd_collections.js
index ecd374b..d255b6a 100644
--- a/docs/html/jd_collections.js
+++ b/docs/html/jd_collections.js
@@ -719,6 +719,14 @@
       "https://developers.google.com/app-indexing/"
     ]
   },
+  "distribute/users/knowyouruser": {
+    "title": "",
+    "resources": [
+      "distribute/essentials/optimizing-your-app.html",
+      "http://www.youtube.com/watch?v=RRelFvc6Czo",
+      "distribute/stories/games/rvappstudios-zombie.html"
+    ]
+  },
   "distribute/users/promotewithads": {
     "title": "",
     "resources": [