add roster list, half baked, need to go home
diff --git a/digesttreescene.cpp b/digesttreescene.cpp
index 2bb1c53..b79962e 100644
--- a/digesttreescene.cpp
+++ b/digesttreescene.cpp
@@ -72,6 +72,11 @@
 }
 
 void
+DigestTreeScene::getRosterList()
+{
+}
+
+void
 DigestTreeScene::msgReceived(QString prefix, QString nick)
 {
 #ifdef __DEBUG
@@ -172,6 +177,9 @@
     }
   }
 
+  // for simpicity here, whenever we replot, we also redo the roster list
+  emit rosterChanged();
+
   int n = m_roster.size();
   std::vector<TreeLayout::Coordinate> childNodesCo(n);