Added missing backoff package dependency

Issue #10: Fixed.

Fixed 429 Too many requests (again)

Issue #9: Reinstated previous patch (see #7)

Move to version 0.6.25 of FPL package

Issue #8: Updated dependencies to use 0.6.25 of FPL package.

Fixed 429 Too many requests

Issue #7: Implemented exponential back-off in case the get_player method of the underlying FPL package returns 429 (Too many requests).

Game weeks info now available

Issue #5: Added functionality to retrieve game week info.
Issue #6: Fixed.

Upgrade to latest fpl package version

Issue #4: Updated to move to latest FPL API
Issue #3: Fixed.

Updates for COVID-19 break changes

Fixed #2

Version 0.1.0

Enhancements:
#1 User id is no longer required for log in

Initial release

v0.0.1

Hid the extension method.