Epicstore-api

* Added a new method (`get_collection`) to fetch the collections;
* Updated copyright.

**Full Changelog**: https://github.com/SD4RK/epicstore_api/compare/v_0.1.5...v_0.1.6

What's Changed
* Update `get_free_games()` to use self._session by NewUserHa in https://github.com/SD4RK/epicstore_api/pull/19
* Minor refurbishments by woctezuma in https://github.com/SD4RK/epicstore_api/pull/18

**Full Changelog**: https://github.com/SD4RK/epicstore_api/compare/v_0.1.4...v_0.1.5

What's Changed
* TypeError handling by gostenkoff in https://github.com/SD4RK/epicstore_api/pull/11
* Bump requests to 2.28.1 & drop Python 3.6 by Quentame in https://github.com/SD4RK/epicstore_api/pull/17

**Full Changelog**: https://github.com/SD4RK/epicstore_api/compare/v_0.1.3...v_0.1.4

* Fixed a bug where `fetch_store_games` does not return the game's price even when `with_price` argument is True.

* Move author and version into setup.py ([8](https://github.com/SD4RK/epicstore_api/pull/8))

* Slight changes in docstrings for more readability.
* Updated get_offers_data and offers query.