Bump version.

mossblaser · mossblaser · commit 3a3e053d3214 · 2018-05-13T15:22:02.000+01:00
diff --git a/rig/version.py b/rig/version.py
@@ -1,3 +1,3 @@
 """The current Rig version number. This definition is used throughout the
 software."""
-__version__ = "2.4.0"
+__version__ = "2.4.1"
