Add Rapleaf CDN with basic info Progress towards #105.

trackers/rlcdn.com/index.md

-# rlcdn.com
+# Rapleaf by Tower Data (rlcdn.com)
 
-> Brief description of the tracker – [Source](link)
+> “Acquired by TowerData in 2013, Rapleaf provides comprehensive data about email addresses and the people behind them.” – [Source](https://www.crunchbase.com/organization/rapleaf)
 
 ## Ethical design violations
 
   * Tracker
+  * Web bug
 
 <!-- Other ethical design violation badges go here. Valid ones are:
   * Aggressive
   * Doorslam
   * Clickbait
   * Fingerprint
-  * Web bug
 -->
 
 ## Block rule
@@ -43,4 +43,6 @@
 
 ## Notes
   
-  * None yet.
+  * “rlcdn.com is a domain used by Rapleaf” [Source](http://www.donottrackplus.com/trackers/rlcdn.com.php)
\ No newline at end of file
+  * “Additionally, emails we send to you may contain a bit of code known as a ‘web beacon.’” [Source](http://intelligence.towerdata.com/privacy)
+  * “TowerData matches demographic information to emails and stores it in the ‘TowerData Database.’” [Source](http://intelligence.towerdata.com/privacy/privacy_faqs)
\ No newline at end of file