Update changelog and readme.md in preparation of 4.0.0.Beta3 release
[maven-release-plugin] prepare release 4.0.0.Beta3
[maven-release-plugin] prepare for next development iteration
Refactor CompositeIdTest
OGM-182 Add StringDateTypeDescriptor and TimestampDateTypeDecriptor
OGM-182 Add EmptyAssociationSnapshot
OGM-182 Add test to check a PUT_NULL tuple operation
OGM-182 Add Maven module for Neo4j
OGM-182 Enable Neo4j module
OGM-182 Ne4j documentation
OGM-182 Delete datastore-provides.xml file
OGM-182 Add Neo4j JBoss AS modules