The groups "phone" and "Остальные" cannot be deleted about mrim-prpl HOT 4 CLOSED

Fragment of the debug log:
(03:44:14) mrim:  notify
(03:44:15) mrim: [mrim_remove_group] remove group Остальные
(03:44:15) mrim: [get_mrim_group_id_by_name]
(03:44:15) mrim: Found grp Остальные, ID 0
(03:44:15) mrim: Отправил пакет len=<77>
(03:44:15) mrim: [mrim_input_cb]
(03:44:15) mrim: Читаю пакет seq=<11> Тип=<101c> длина=<4> 
(03:44:15) mrim: MRIM_CS_MODIFY_CONTACT_ACK!
(03:44:15) mrim: [mrim_modify_contact_ack] seq=<11>
(03:44:15) g_log: mrim_modify_contact_ack: assertion `status == 
CONTACT_OPER_SUCCESS' failed
(03:44:20) util: Writing file blist.xml to directory /home/dennis/.purple
(03:44:20) util: Writing file /home/dennis/.purple/blist.xml
(03:44:24) mrim: [mrim_input_cb]
(03:44:24) mrim: Читаю пакет seq=<26473714> Тип=<1009> 
длина=<31> 
(03:44:24) mrim: MRIM_CS_MESSAGE_ACK!
(03:44:24) mrim: Can't find pack in pq
(03:44:24) g_log: purple_markup_escape_text: assertion `text != NULL' failed
(03:44:24) mrim:  notify

Group "phone" should(must?) not be deleted - it is built-in-protocol group(All 
phone-only buddies in this group).

About "Остальные" - Accepted.

Необходимо документировать и перестроить 
логику работы с КЛ.

phone больше не должно быть, а Остальные 
нельзя удалить даже в официальном клиенте.