HOTFIX: Fix powered-by duplicate (#316)

Reviewers: John Roesler <vvcephei@apache.org>
diff --git a/powered-by.html b/powered-by.html
index ea33afd..9b34e4c 100644
--- a/powered-by.html
+++ b/powered-by.html
@@ -76,12 +76,12 @@
         "link": "http://www.ants.vn/",
         "logo": "ants.png",
         "logoBgColor": "#ffffff",
-        "description": "Ants.vn use Kafka in production for stream processing and log transfer (over 5B messages/month and growing)"
+        "description": "Ants.vn uses Kafka in production for stream processing and log transfer (over 5B messages/month and growing)"
     }, {
         "link": "http://appsflyer.com/",
-        "logo": "ants.png",
+        "logo": "appsflyer.png",
         "logoBgColor": "#ffffff",
-        "description": "Ants.vn uses Kafka in production for stream processing and log transfer (over 5B messages/month and growing)"
+        "description": "Apache Kafka is a core piece of AppsFlyer large-scale event driven architecture.<br /><br />It enables AppsFlyer to run a data pipeline that streams tens of billions of events on a daily basis"
     }, {
         "link": "https://www.bandwidth.com/",
         "logo": "bandwidth.png",