Introduces getLabelByLabelData method - use case: given an address show its label.
Introduces getContactSignersCount method - use case: get largest multisig members count.
Adds 'network' property to SmartVaults class - use case: filter signers by network.
Fix: use 'txid' when creating label for a completed proposal
Introduces getLabelByLabelData method - use case: given an address show its label. Introduces getContactSignersCount method - use case: get largest multisig members count. Adds 'network' property to SmartVaults class - use case: filter signers by network. Fix: use 'txid' when creating label for a completed proposal