Update CHANGELOG for v0.9.1

Author: prkumar

CHANGELOG.rst

@@ -6,12 +6,19 @@ All notable changes to this project will be documented in this file.
 The format is based on `Keep a Changelog`_, and this project adheres to the
 `Semantic Versioning`_ scheme.
 
-Unreleased_
-===========
-Changed
--------
+0.9.1_ - 2020-02-08
+===================
+Fixed
+-----
 - Omit ``Header`` argument from request when its value is ``None``.
   (`#167`_, `#169`_)
+- Fix ``AttributeError`` raised on usage of ``uplink.Url``.
+  (`#164`_, `#165`_ by `@cognifloyd`_)
+
+Changed
+-------
+- Exclude ``tests`` subpackages from wheel.
+  (`#188`_ by `@daa`_)
 
 0.9.0_ - 2019-06-05
 ===================
@@ -301,7 +308,7 @@ Added
 .. _`Semantic Versioning`: https://packaging.python.org/tutorials/distributing-packages/#semantic-versioning-preferred
 
 .. Releases
-.. _Unreleased: https://github.com/prkumar/uplink/compare/v0.9.0...HEAD
+.. _0.9.1: https://github.com/prkumar/uplink/compare/v0.9.1...HEAD
 .. _0.9.0: https://github.com/prkumar/uplink/compare/v0.8.0...v0.9.0
 .. _0.8.0: https://github.com/prkumar/uplink/compare/v0.7.0...v0.8.0
 .. _0.7.0: https://github.com/prkumar/uplink/compare/v0.6.1...v0.7.0
@@ -334,6 +341,8 @@ Added
 .. _#154: https://github.com/prkumar/uplink/pull/154
 .. _#155: https://github.com/prkumar/uplink/pull/155
 .. _#159: https://github.com/prkumar/uplink/pull/159
+.. _#164: https://github.com/prkumar/uplink/pull/164
+.. _#165: https://github.com/prkumar/uplink/pull/165
 .. _#167: https://github.com/prkumar/uplink/issues/167
 .. _#169: https://github.com/prkumar/uplink/pull/169
 
@@ -343,3 +352,4 @@ Added
 .. _@brandonio21: https://github.com/brandonio21
 .. _@itstehkman: https://github.com/itstehkman
 .. _@kadrach: https://github.com/kadrach
+.. _@cognifloyd: https://github.com/cognifloyd