message: coerceAddress work with multisig as well
diff: @@ -61,8 +61,16 @@ export class BlockstackNetwork {
  }
  coerceAddress(address: string) {
  - const addressHash = bitcoinjs.address.fromBase58Check(address).hash
  - return bitcoinjs.address.toBase58Check(addressHash, this.layer1.pubKeyHash)
  + const { hash, version } = bitcoinjs.address.fromBase58Check(address)
  + const scriptHashes = [bitcoinjs.networks.bitcoin.scriptHash,
  + bitcoinjs.networks.testnet.scriptHash]
  + let coercedVersion
  + if (scriptHashes.indexOf(version) >= 0) {
  + coercedVersion = this.layer1.scriptHash
  + } else {
  + coercedVersion = this.layer1.pubKeyHash
  + }
  + return bitcoinjs.address.toBase58Check(hash, coercedVersion)
  }
  getDefaultBurnAddress() {
  