innerRingList
Add `innerRingList` method to `netmap` client wrapper. Method parses current IR nodes list. Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
The only thing we need hashes for is to process notifications. Balance contract if left for now, as it has some initialization. Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>