Merge pull request #53 from apoelstra/2021-06--081

bump version to 0.8.1; update README with MSRV

Author: TheBlueMatt

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bech32"
-version = "0.8.0"
+version = "0.8.1"
 authors = ["Clark Moody"]
 repository = "https://github.com/rust-bitcoin/rust-bech32"
 description = "Encodes and decodes the Bech32 format"

README.md

@@ -6,3 +6,9 @@ Rust implementation of the Bech32 encoding format described in [BIP-0173](https:
 You can find some usage examples in the [documentation](https://docs.rs/bech32/).
 
 Bitcoin-specific address encoding is handled by the `bitcoin-bech32` crate.
+
+# MSRV
+The minimum supported Rust version with the standard library is **1.29**.
+
+With nostd, we use the `alloc` dependency, so the MSRV is instead **1.36**.
+