4.3.1 release

Signed-off-by: aiordache <anca.iordache@docker.com>
diff --git a/docker/version.py b/docker/version.py
index f40347a..87cc108 100644
--- a/docker/version.py
+++ b/docker/version.py
@@ -1,2 +1,2 @@
-version = "4.4.0-dev"
+version = "4.3.1"
 version_info = tuple([int(d) for d in version.split("-")[0].split(".")])
diff --git a/docs/change-log.md b/docs/change-log.md
index cecce9d..3e899fa 100644
--- a/docs/change-log.md
+++ b/docs/change-log.md
@@ -1,6 +1,18 @@
 Change log
 ==========
 
+
+4.3.1
+-----
+
+[List of PRs / issues for this release](https://github.com/docker/docker-py/milestone/68?closed=1)
+
+### Miscellaneous
+- Set default API version to `auto`
+- Fix conversion to bytes for `float`
+- Support OpenSSH `identityfile` option
+
+
 4.3.0
 -----