What's Changed
* (v3.3.1) - Sinergym observation normalization improved by AlejandroCN7 in https://github.com/ugr-sail/sinergym/pull/408
* (v3.3.2) - Calibration of observation normalization improvement by AlejandroCN7 in https://github.com/ugr-sail/sinergym/pull/411
* (v3.3.3) - Sinergym extra variables logging by AlejandroCN7 in https://github.com/ugr-sail/sinergym/pull/412
**Full Changelog**: https://github.com/ugr-sail/sinergym/compare/v3.3.0...v3.3.3