Prepare 1.8.1 (#404)

Author: Nyholm

CHANGELOG.md

@@ -9,6 +9,13 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+## [1.8.1] - 2021-03-21
+
+### Fixed
+
+- Issue parsing IPv6 URLs
+- Issue modifying ServerRequest lost all its attributes
+
 ## [1.8.0] - 2021-03-21
 
 ### Added