release 0.23.0 (#1068)

- `x/sigs` allow to explicitly specify which user to bump the sequence for
  instead of relying on the transaction signatures.
- `x/username` when registering a token, allow to explicitly specify the new
  token owner instead of relying only on the transaction signatures.

Breaking changes

- deprecate and rename `x.MainSigner` to `x.AnySigner` to better describe
  provided functionality.

CHANGELOG.md

@@ -2,13 +2,19 @@
 
 ## HEAD
 
-- deprecate and rename `x.MainSigner` to `x.AnySigner` to better describe
-  provided functionality.
+
+## 0.23.0
+
 - `x/sigs` allow to explicitly specify which user to bump the sequence for
   instead of relying on the transaction signatures.
 - `x/username` when registering a token, allow to explicitly specify the new
   token owner instead of relying only on the transaction signatures.
 
+Breaking changes
+
+- deprecate and rename `x.MainSigner` to `x.AnySigner` to better describe
+  provided functionality.
+
 ## 0.22.0
 
 - `x/username`: allow to change configuration via message
@@ -23,7 +29,6 @@
 - `orm`: implement `SerialModelBucket` that provides a better API to interact with datastore.
 - `migration`: implement migration for `SerialModelBucket`.
 
-
 ## 0.21.3
 
 - `x/msgfee` was extended to provide a message to set a fee for a given message path.