([full changelog](https://github.com/ncar-xdev/ecgtools/compare/v2021.6.8...15a09ad7f4732cee1ccb1ee8cf261cf7842b449e))
Enhancements made
- Add method of specifying streams via yaml [50](https://github.com/ncar-xdev/ecgtools/pull/50) ([mgrover1](https://github.com/mgrover1))
Bugs fixed
- Fix missing frequency in timeseries [51](https://github.com/ncar-xdev/ecgtools/pull/51) ([mgrover1](https://github.com/mgrover1))
Maintenance and upkeep improvements
- Remove duplicate code, fix comment [48](https://github.com/ncar-xdev/ecgtools/pull/48) ([mgrover1](https://github.com/mgrover1))
Documentation improvements
- Add timeseries example [52](https://github.com/ncar-xdev/ecgtools/pull/52) ([mgrover1](https://github.com/mgrover1))
Contributors to this release
([GitHub contributors page for this release](https://github.com/ncar-xdev/ecgtools/graphs/contributors?from=2021-06-08&to=2021-06-21&type=c))
[andersy005](https://github.com/search?q=repo%3Ancar-xdev%2Fecgtools+involves%3Aandersy005+updated%3A2021-06-08..2021-06-21&type=Issues) | [mgrover1](https://github.com/search?q=repo%3Ancar-xdev%2Fecgtools+involves%3Amgrover1+updated%3A2021-06-08..2021-06-21&type=Issues) | [mnlevy1981](https://github.com/search?q=repo%3Ancar-xdev%2Fecgtools+involves%3Amnlevy1981+updated%3A2021-06-08..2021-06-21&type=Issues)