[bitcoin/bitcoin] Add CMerkleTx::IsImmatureCoinBase method (#13631)

For reference:
https://github.com/bitcoin/bitcoin/blob/062738cf69a27192ecb9014f79a8a9b5cbd06a7d/src/wallet/wallet.cpp#L4435-L4438

This post was last modified on July 11, 2018, 7:26 am