HHH-8862 test case
HHH-8863 correct StatisticalLoggingSessionEventListener partial flush
timing
HHH-8812 - JPAOverriddenAnnotationReader and @Convert annotations
HHH-8855 Failing test for multiple @ManyToOnes load graph
HHH-8855 corrected EntityGraph loadplan strategy, testcase cleanup
HHH-8865 - Create topical guide for logging
HHH-8855 HHH-8640 corrected EntityGraph loadplan strategy, support inheritance in SubGraphs
HHH-8850 - fixed ex. when calling addScalar to NamedSQLQuery

changed list instanciation from java.util.Arrays.ArrayList to
java.util.ArrayList when creating SQLQueryImpl from an
NamedSQLQueryDefinition.

added testcase
HHH-8865 - Create topical guide for logging