mlr3oml 0.4.2

• If not set via option mlr3oml.api_key, the API key is retrieved from the
  environment variable OPENMLAPIKEY.
• Implemented a retry mechanism as a workaround for temporary connection errors.

mlr3oml 0.4.1

• Added a heuristic to detect the quote char.

mlr3oml 0.4.0

• The parsers for ARFF files can now be explicitly selected via option
  "mlr3oml.arff.parser". Default is the internal parser based on
  data.table::fread().
• Improved stability of the internal ARFF parser in case of malformed ARFF
  files and non-standardized quotes.

mlr3oml 0.3.0

• The connectors used in mlr_tasks and mlr_resamplings now signal errors of
  class missingDefaultError if some defaults are not set.
• Target columns are now automatically converted to the require storage mode
  during task creation.
• Removed dependency on orphaned package bibtex.

mlr3oml 0.2.0

• Support filtering data sets and tasks via data id or task id (#5).
• Added fallback to RWeka for sparse ARFF files (#6).
• Fixed import from backports.

mlr3oml 0.1.0

Initial release.