- units with automatic scaling and configurable precision
- automatic scaling for slow throughputs
- support for using `stderr` and other files instead of `stdout`
- smooth out the rate estimation
- more queries into the currently running widgets' data, including monitor, rate, and ETA
- new help system on configuration errors
- support for reusing logging handlers
- seek support for logging `RotatingFileHandler`
- fix unknown mode always ending with a warning (!)
- improved test branch coverage to 89%