v.1.2.1

#18 remove unsupported mixed return type-hint

v1.2.0

#15 Add 'get unsubscribed contacts since date' endpoint

v1.1.1

#12 Update README example usage with explicit autoloading and use statements

v1.1.0

New endpoints covered

• Delete contact (#8)
• Unsubscribe & Resubscribe contact (#5)
• Create & Delete contact data field (#6)

v1.0.0

Feature/improve code quality (#7)

* remove static access, setter methods
* move static build method to factory, introduce split test campaign as separate entity
* only build master branch
* allow nullable entity ids for creating new entity resources
* refactor to use objects rather than array, now we construct contacts differently