* Change some functions to use `ZSubscription_t`
* Cleanup redundant `zephyr_triple` allocations
* Inline `zephyr_subscribe_failed`
* Replace `find_sub_by_sub` and `find_sub_by_id` with `g_slist_find_custom`
* Rename functions related to `zephyr_triple`
pidgin_status_box_add(PIDGIN_STATUS_BOX(status_box),PIDGIN_STATUS_BOX_TYPE_PRIMITIVE,NULL,_("Do not disturb"),NULL,GINT_TO_POINTER(PURPLE_STATUS_UNAVAILABLE));