Add custom registry entries, and xarray conversion

Release v0.3.3

* converters.py: xarray to data package that align indices
* customisable registry using context managers

Point release to include proper Python API for IAMC conversion

Release v0.3.2

• Python API to convert to IAMC directly from dataframes
• Update IAMC conversion documentation

Patch release to catch common typo

• Try to catch a common user error, licenses misspelled as license

Major release with bug fixes and usable IAMC conversion

This release includes many small bug fixes, and handles corner cases. The main new feature is the ability to convert to IAMC format, which also includes being able to aggregate over a set of values in an index column.

Bug fix release: add missing template files

• fixes the describe command in the CLI

Release includes basic CLI features, and early conversion to IAMC

CLI features:

• create a data package
• manage/edit a data package
  • update metadata
  • add new datasets
  • update existing datasets
• remove datasets
• convert to and from IAMC
  • conversion to IAMC is not feature complete
  • NOTE: converting from IAMC is unreliable because of the flexible nature of the IAMC hierarchy

Test publishing release to PyPI

v0.1.dev1

workflows: test release to PyPI