Fixed participants list display in chat header

res/values/strings.xml

@@ -206,7 +206,7 @@
     <string name="participant_added">%s added</string>
     <string name="participant_removed">%s leaved</string>
     <string name="subject_changed">new subject : %s</string>
-    <string name="admin_set">%s is now admin</string>
+    <string name="admin_set">%s is admin</string>
     <string name="admin_unset">%s is no longer admin</string>
 
     <!-- Status Bar -->

src/android/org/linphone/chat/GroupChatFragment.java

@@ -744,6 +744,7 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 
 	@Override
 	public void onParticipantRemoved(ChatRoom cr, EventLog event) {
+		getContactsForParticipants();
 		mEventsAdapter.addToHistory(event);
 	}
 
@@ -759,13 +760,14 @@ public class GroupChatFragment extends Fragment implements ChatRoomListener, Con
 
 	@Override
 	public void onParticipantAdded(ChatRoom cr, EventLog event) {
+		getContactsForParticipants();
 		mEventsAdapter.addToHistory(event);
 	}
 
 	@Override
 	public void onSubjectChanged(ChatRoom cr, EventLog event) {
-		mEventsAdapter.addToHistory(event);
 		mRoomLabel.setText(event.getSubject());
+		mEventsAdapter.addToHistory(event);
 	}
 
 	@Override

src/android/org/linphone/chat/GroupInfoFragment.java

@@ -39,6 +39,7 @@ import org.linphone.contacts.ContactAddress;
 import org.linphone.core.Address;
 import org.linphone.core.ChatRoom;
 import org.linphone.core.ChatRoomListenerStub;
+import org.linphone.core.Participant;
 import org.linphone.mediastream.Log;
 
 import java.util.ArrayList;