f8de7954b2 Remove unused pow::TryFromError type (Tobin C. Harding)
43c5eb765c Fix witness_version leaf error type (Tobin C. Harding)
2af764e859 hashes: Fix leaf error type (Tobin C. Harding)
Pull request description:
In light of recent discussion go over the codebase and look for some places that the leaf errors are wrong. Does not do the whole code base, excludes `p2p` and a couple of other places.
ACKs for top commit:
apoelstra:
ACK f8de7954b2
Kixunil:
ACK f8de7954b2
Tree-SHA512: 2905878363869ee205cce49c58c060c712c9b7b55965ee60bb856128842968a4be86c93a194ffffdb35e215b2bea8ad33b04ee47e8e17cc784b0641ea48518e5