What's Changed
* Changes to dwcahandler to generate dwca in memory for pytests
* Add delete record and merge test cases by patkyn in https://github.com/AtlasOfLivingAustralia/dwcahandler/pull/15
* Remove DataFrameType and use CsvFileType instead for passing in dataframe to generate dwca
**Full Changelog**: https://github.com/AtlasOfLivingAustralia/dwcahandler/compare/v0.2.0...v0.3.0