3.2.0

• Added support for PHP 8.

3.1.0

• Introduce a new Person class.
• Constructing a State object with an instance of any child class of Actor
  other than Agent as the second argument is deprecated. Starting with 4.0,
  only instances of Agent will be accepted.
• The State::getActor() method is deprecated and will be removed in 4.0.
  Use State::getAgent() instead.
• Added a StateDocumentsFilter class that allows to draft filters for
  StateDocument objects.

2.2.0

• Introduce a new Person class.
• Constructing a State object with an instance of any child class of Actor
  other than Agent as the second argument is deprecated. Starting with 4.0,
  only instances of Agent will be accepted.
• The State::getActor() method is deprecated and will be removed in 4.0.
  Use State::getAgent() instead.
• Added a StateDocumentsFilter class that allows to draft filters for
  StateDocument objects.

1.2.0

• The Statement::getTimestamp() method is deprecated and will be removed in
  3.0. Use Statement::getCreated() instead.
• The Statement::withTimestamp() method is deprecated and will be removed in
  3.0. Use Statement::withCreated() instead.
• The SubStatement::getTimestamp() method is deprecated and will be removed in
  3.0. Use SubStatement::getCreated() instead.
• The SubStatement::withTimestamp() method is deprecated and will be removed in
  3.0. Use SubStatement::withCreated() instead.
• Introduce a new Person class.
• Constructing a State object with an instance of any child class of Actor
  other than Agent as the second argument is deprecated. Starting with 4.0,
  only instances of Agent will be accepted.
• The State::getActor() method is deprecated and will be removed in 4.0.
  Use State::getAgent() instead.
• Added a StateDocumentsFilter class that allows to draft filters for
  StateDocument objects.

3.0.0

• The Statement::getTimestamp() method has been removed. Use
  Statement::getCreated() instead.
• The Statement::withTimestamp() method has been removed. Use
  Statement::withCreated() instead.
• The SubStatement::getTimestamp() method has been removed. Use
  SubStatement::getCreated() instead.
• The SubStatement::withTimestamp() method has been removed. Use
  SubStatement::withCreated() instead.
• Dropped support for PHP < 7.1 as well as HHVM.
• The Object class was renamed to StatementObject for compatibility with PHP
  7.2.

2.1.0

• The Statement::getTimestamp() method is deprecated and will be removed in
  3.0. Use Statement::getCreated() instead.
• The Statement::withTimestamp() method is deprecated and will be removed in
  3.0. Use Statement::withCreated() instead.
• The SubStatement::getTimestamp() method is deprecated and will be removed in
  3.0. Use SubStatement::getCreated() instead.
• The SubStatement::withTimestamp() method is deprecated and will be removed in
  3.0. Use SubStatement::withCreated() instead.
• Added missing $version attribute to the Statement class which defaults to
  null.

2.0.0

• Introducing a new Uuid class that supports both ramsey/uuid 2.x and 3.x. Applications and packages using this library should not longer refer to the Uuid class from the ramsey/uuid package, but should always use the Uuid class from the this package instead.
• The type of the StatemendId::$id property has been changed from an instance of Rhumsaa\Uuid\Uuid to an instance of the added Uuid class.

1.1.0

• The StatementsFilter::format(), StatementsFilter::includeAttachments(), and StatementsFilter::excludeAttachments() methods are deprecated and will be removed in 2.0.
• Added a $content attribute to the Attachment class to make it possible to attach the raw content to an attachment.

1.0.1

• Added missing $timestamp and $attachments properties to the SubStatement class.
• Fixed comparing scores where some values are integers instead of floats.

1.0.0

This is the first stable release of the 1.x series. All objects that are part of the 1.0.1 Experience API spec have been implemented and the current API is considered to be stable.

In terms of existing classes and methods, there is no difference to the 0.5 release series.