Recall nicknames used in group chats
phenomenon
Gajim always uses nickname of XMPP profile of account.
implementation recommendation
Do recall nicknames used in group chats like Psi does.
From MUCJoinDlg: nickname on groupchat
\<message>
\<location filename="../psi/src/mucjoindlg.cpp" line="59"/>
\<source>%1 on %2\</source>
\<translation type="unfinished">\</translation>
\</message>