Nicknames do not appear in last messages received when opening a contact chat
Bug description
Nicknames do not appear in last messages received when opening a contact chat.
Steps to reproduce
Activate ACE prefernce chat_merge_consecutive_nickname
.
Send (or the other end) several messages on user-to-user chat.
Close chat.
Reopen chat.
Software versions
OS version: Salix OS 14.0.1 (Slackware 14.0 based) GTK version: 2.24.10 PyGTK version: 2.24.0