[maven-release-plugin] copy for tag 0.3.1

build: Release version 0.3.0

build: Release 0.2.1 version

build: Switch to version 0.2.0

refactor: Move event classes to 'model' module

feat: Implement ability to filter entity events by the simple class name of the entity in the event listeners
docs: Add author to 'demo' classes
build: Move to 0.1.1 version

build: Initial release 0.1.0

build: Prepare project to deploying to OSSRH; switch to 0.0.6-SNAPSHO…

…T version

test: Switch to 0.0.5-SNAPSHOT version

fix: Change scope of h2-database to test in jpa module;

build: Switch project version to 0.0.4-SNAPSHOT.

refactor: Total refactor - make multi-module project;

feature: Implement default Page serializer;
feature: Add methods in the CrudService which work with original types;