Breaking change
- Python 3.7.1+ is now required in place of Python 3.6+
New features
- addition of a dataframe attribute to `ParallelCorpus`
- inclusion of a SQLAlchemy model for each data file
Bug fixes
- returned dataframes are no longer indexed by default
- datetime parsing is now provided for all CSV files
- unnecessary datafile differences are prevented
- iteration through dataframe chunks is allowed
- encoding errors in queries.csv are ignored for now