+- 2.3.0 (Jul 2020)
+
+ Implement 'auto-start in GUI' feature.
+
+ The program tries to detect whether it was invoked from a terminal or
+ not, and if not, it will automatically switch to GUI mode. Useful for
+ invocation via e.g. dmenu(1).
+
+- 2.2.1 (Jun 2020)
+
+ Complete fixes recommended by pylint(1).
+
+- 2.2.0 (Jun 2020)
+
+ Implement GUI mode.
+
+- 2.1.0 (Jun 2020)
+
+ Implement fitness modifier. Make some text changes and other
+ miscellaneous and minor improvements.
+