Block blocker blocker on www.stern.de. Closes #880

sites/stern.de/index.md

+# **Stern** (stern.de)
+
+> “Stern is a weekly news magazine distributed mostly in Germany, but also in German-speaking countries.” – [Source](https://de.wikipedia.org/wiki/Stern_(Zeitschrift))
+
+## Ethical design violations
+
+(Learn more about [Ethical Design](https://ind.ie/ethical-design).)
+
+<!-- Automatic: the trackers list is generated and updated by Better Inspector. Please do not edit manually. -->
+<!-- trackersList -->
+
+  * (Trackers)
+    * ioam.de
+    * google-analytics.com
+    * ligatus.com
+    * googleadservices.com
+    * chartbeat.com
+    * facebook.net
+    * googletagmanager.com
+    * doubleclick.net
+    * assets-212.global.ssl.fastly.net
+    * googletagservices.com
+    * emsservice.de
+    * criteo.net
+    * theadex.com
+    * yieldlab.net
+    * adalliance.io
+    * amazon-adsystem.com
+    * adnxs.com
+    * meetrics.net
+    * technical-service.net
+    * chartbeat.net
+    * google.com
+    * facebook.com
+    * emetriq.de
+    * xplosion.de
+    * criteo.com
+    * ligadx.com
+    * mxcdn.net
+    * googlesyndication.com
+    * adsrvr.org
+    * zemanta.com
+    * powerlinks.com
+    * bidswitch.net
+    * adition.com
+    * lqmcdn.com
+    * lqm.io
+    * mpnrs.com
+    * bluekai.com
+    * adrtx.net
+    * 2mdn.net
+    * creative-serving.com
+    * df-srv.de
+    * fonts.googleapis.com
+    * otto.de
+<!-- /trackersList -->
+  * (Aggressive)
+  * (Doorslam)
+
+<!-- Manual: You may manually add other ethical design violation badges here. Delete this comment and
+     do not leave empty lines between the /trackersList comment, above, and the new list items if you do.
+
+     Valid badges are:
+
+  * (Clickbait)
+  * (Fingerprint)
+  * (Web bug)
+-->
+
+<!-- Automatic: the After Better section is generated and updated by Better Inspector. Please do not edit manually. -->
+## After Better
+
+  * Requests: <!-- requestsBefore -->477 requests<!-- /requestsBefore --> to <!-- requestsAfter -->282 requests<!-- /requestsAfter --> (<!-- requestsBlocked -->195 requests<!-- /requestsBlocked --> blocked, <!-- deltaRequests -->41% Safer<!-- /deltaRequests -->)
+  * Weight: <!-- sizeBefore -->3.26 MB<!-- /sizeBefore --> to <!-- sizeAfter -->2.38 MB<!-- /sizeAfter --> (<!-- sizeSaved -->906.64 KB<!-- /sizeSaved --> saved, <!-- deltaSize -->27% Lighter<!-- /deltaSize -->)
+  * Speed: <!-- timeBefore -->5.51 minutes<!-- /timeBefore --> to <!-- timeAfter -->3.03 minutes<!-- /timeAfter --> (<!-- timeSaved -->2.47 minutes<!-- /timeSaved --> saved, <!-- deltaTime -->45% Faster<!-- /deltaTime -->)
+
+Statistics by [Better Inspector](https://source.ind.ie/better/inspector) based on [the page](https://archive.better.fyi/stern.de.har.gz) as on <!-- lastUpdate -->Thursday, February 21st 2019<!-- /lastUpdate -->
+
+## Block rules
+
+### Block blocker blocker
+
+```mson
+- trigger:
+  - url-filter: commsvc.stern.de
+  - load-type: third-party
+  - if-domain: stern.de, www.stern.de
+- action:
+  - type: block
+```