Merge pull request #1798 from virtuacoplenny/lenny/rename-hide-indicator

fix(connection-indicator): rename calls to hiding the indicator

modules/UI/videolayout/VideoLayout.js

         for (var video in remoteVideos) {
             let remoteVideo = remoteVideos[video];
             if (remoteVideo)
-                remoteVideo.hideIndicator();
+                remoteVideo.removeConnectionIndicator();
         }
-        localVideoThumbnail.hideIndicator();
+        localVideoThumbnail.removeConnectionIndicator();
     },
 
     removeParticipantContainer (id) {