Start version 15.1.

Author: aaugustin

docs/project/changelog.rst

@@ -25,6 +25,13 @@ fixing regressions shortly after a release.
 Only documented APIs are public. Undocumented, private APIs may change without
 notice.
 
+.. _15.1:
+
+15.1
+----
+
+*In development*
+
 .. _15.0:
 
 15.0

src/websockets/version.py

@@ -18,9 +18,9 @@
 # When tagging a release, set `released = True`.
 # After tagging a release, set `released = False` and increment `tag`.
 
-released = True
+released = False
 
-tag = version = commit = "15.0"
+tag = version = commit = "15.1"
 
 
 if not released:  # pragma: no cover