Merge PR CosmWasm#265: add version v2.0.5 to CHANGELOG

CHANGELOG.md

@@ -56,6 +56,13 @@ Base64 encoded transactions.
 keybase implementation has been replaced with a 99 designs Keyring library-backed implementation. Keys created and stored
 with previous `gaia` releases need to be migrated through the `gaiacli keys migrate` command.
 
+## [v2.0.5] - 2020-01-21
+
+### Improvements
+
+* (sdk) Bump SDK version to [v0.37.6](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.37.6).
+* (tendermint) Bump Tendermint version to [v0.32.9](https://github.com/tendermint/tendermint/releases/tag/v0.32.9).
+
 ## [v2.0.4] - 2020-01-09
 
 ### Improvements
@@ -163,7 +170,8 @@ not rely on the `x/supply` keeper to get module account addresses for blacklisti
 
 <!-- Release links -->
 
-[Unreleased]: https://github.com/cosmos/gaia/compare/v2.0.4...HEAD
+[Unreleased]: https://github.com/cosmos/gaia/compare/v2.0.5...HEAD
+[v2.0.5]: https://github.com/cosmos/gaia/releases/tag/v2.0.5
 [v2.0.4]: https://github.com/cosmos/gaia/releases/tag/v2.0.4
 [v2.0.3]: https://github.com/cosmos/gaia/releases/tag/v2.0.3
 [v2.0.2]: https://github.com/cosmos/gaia/releases/tag/v2.0.2