Model save() and delete() interface changed
Criteria interfaces refactoring
Observable model draft
Model event code improved and its tests
Test of model manager and model abstract service factory adapted for ObservableModel objects
ObservableModel creation test
ObservableModel tests started
AbstractModelTest refactoring
Fixed DataGatewayAwareTrait and test added
Restored regression
ObservableModel test and fixing
Preparing release 0.4.0
Merge pull request #9 from matryoshka-model/develop

Release 0.4.0