UX: show full name on /latest page

test/javascripts/acceptance/topic-discovery-test.js.es6

@@ -7,6 +7,12 @@ QUnit.test("Visit Discovery Pages", async assert => {
   assert.ok(exists(".topic-list"), "The list of topics was rendered");
   assert.ok(exists(".topic-list .topic-list-item"), "has topics");
 
+  assert.equal(
+    find("a[data-user-card=eviltrout]:first img.avatar").attr("title"),
+    "Evil Trout - Most Posts",
+    "it shows user's full name in avatar title"
+  );
+
   await visit("/c/bug");
   assert.ok(exists(".topic-list"), "The list of topics was rendered");
   assert.ok(exists(".topic-list .topic-list-item"), "has topics");

test/javascripts/fixtures/discovery_fixtures.js.es6

@@ -11,7 +11,12 @@ export default {
         username: "stellarhopper",
         avatar_template: "/images/avatar.png"
       },
-      { id: 19, username: "eviltrout", avatar_template: "/images/avatar.png" },
+      {
+        id: 19,
+        username: "eviltrout",
+        name: "Evil Trout",
+        avatar_template: "/images/avatar.png"
+      },
       { id: 14, username: "clay", avatar_template: "/images/avatar.png" },
       {
         id: 32,