# CHANGELOG ## v0.4.1 - _Febuary 2, 2018_ * Added NonceTrackerSubprovider ## v0.4.0 - _January 28, 2018_ * Return a transaction hash from `_sendTransactionAsync` (#303) ## v0.3.0 - _December 28, 2017_ * Allow LedgerSubprovider to handle `eth_sign` in addition to `personal_sign` RPC requests ## v0.2.0 - _December 20, 2017_ * Improve the performance of address fetching (#271)