f55c4099d5 Format the merkle_tree module (Tobin C. Harding)
Pull request description:
Run `cargo +nightly fmt` and commit the changes to the `merkle_tree` module. No manual changes, only those introduced by `rustfmt`.
ACKs for top commit:
tcharding:
ACK f55c4099d5
apoelstra:
ACK f55c4099d5
Tree-SHA512: 2f47fc426988b4755408fea5f8c4c47ebe23b53850737a1640fa9477cfd83f0ada046aec734986a92a9effbaaee0f34764ef87d82deff1a594f7b73bf2e93e93