reworked api example page

views/api/index.pug

@@ -1,12 +1,13 @@
 extends ../layout
 
 block content
-  h2 API Examples
+  h2 JSON API Example - Reddit Feed
   hr
 
-  .row
-    .col-sm-4
-      a(href='/api/', style='color: #fff')
-        .panel.panel-default(style='background-color: #3b5998')
-          .panel-body
-            |  twitter (TODO)
+  for url in urls
+    if url.format == 'gif'
+      video(preload="auto", autoplay="autoplay", loop="loop", height="300px")
+        source(src=url.url, type="video/mp4")
+    else if url.format == 'image'
+      img(src=url.url, height="300px")
+    hr