--- /dev/null
+What's new in Tornado 4.5
+=========================
+
+Apr 16, 2017
+------------
+
+`tornado.log`
+~~~~~~~~~~~~~
+
+- Improved detection of libraries for colorized logging.
+
+`tornado.httputil`
+~~~~~~~~~~~~~~~~~~
+
+- `.url_concat` once again treats None as equivalent to an empty sequence.
# is zero for an official release, positive for a development branch,
# or negative for a release candidate or beta (after the base version
# number has been incremented)
-version = "4.5"
-version_info = (4, 5, 0, 0)
+version = "4.5.1"
+version_info = (4, 5, 1, 0)