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* Minor: Address Pandas Future Warning for sorting in pd.concat (392)
* Feature: Add option to request data in csv format in get_dataframe method potentially boosting speed up to 4-5x. (523)
* Minor: bumped library dependencies, in particular cryptography
* Development: Dropped official support for Python 3.5, replaced with 3.7
* Development: Publish library with Github Actions instead of Travis (546)