Moving domain object decorators into Tickit\Component\DomainObject namespace
Adding <parameter> entries for decorator classes in services.xml
Merge pull request #54 from tickit-project/feature/domain-object-decorator-component

Extracting domain object decorators into a component
Updating definition of EntityModifiedEvent so that it implements the UpdateEventInterface
Merge branch 'development' into feature/event-component
PSR2 fixes