"Teilnehmer verlässt Raum" hinzu

jitsi-log.py

@@ -77,6 +77,12 @@ class MeetingRoom():
     def addMember(self, name):
         self.members.append(name)
 
+    def delMember(self, name):
+        try:
+            self.members.remove(name)
+        except ValueError as e:
+            pass
+
     def getMembers(self):
         return self.members