Updated SailingAnalyticsNotes.html

java/com.sap.sailing.gwt.ui/src/main/java/com/sap/sailing/gwt/home/desktop/places/whatsnew/resources/SailingAnalyticsNotes.html

@@ -4,6 +4,14 @@
 <div id="mainContent">
     <h4 class="articleHeadline">What's New - SAP Sailing Analytics</h4>
       <div class="innerContent">
+         <h5 class="articleSubheadline">April 2019</h5>
+         <ul class="bulletList">
+            <li>Competitors tails on the map can now be colored according to a metric. This enables quick and intuitive
+                comparisons between selected competitors. To use this feature click on a competitor or their tail and
+                select a metric in the "Show metric:" dropdown menu. Selecting more competitors from the leaderboard
+                will also color their respective tails with the same metric.</li>
+         </ul>
+
          <h5 class="articleSubheadline">December 2018</h5>
          <ul class="bulletList">
             <li>Added metrics for start line in /gwt/DataMining.html end point, allowing for aggregated