2.0.0

What's Changed

• [DE-726] Set date and date-time formats, fix webhooks and endpoints models [DE-728] Remove deprecated authentication code by @maciej-nedza in #25
• [DE-697] Fix flaky invoice events test by @patryk-grudzien-keen in #26
• [DE-746] Update SDK by @maciej-nedza in #27
• [DE-746] Add coupons missing field by @maciej-nedza in #28
• [DE-733] Code fixes before the Release by @patryk-grudzien-keen in #29
• [DE-759] Release 2.0.0 by @michalpierog in #30

Full Changelog: 1.0.0...2.0.0