Give a fixed color to a nick
Currently, the nicknames are randomly coloured, but it would be nice to
have something in the config file to "fix" a color to a pseudo (or a
given jid, if they are accessible).
nick_colors = ['louiz', 77], ['koin' 0], ['jid:email@example.com', 0]
With the color codes here: http://poezio.eu/img/ncurses\_colors.png