unsuccessful attempt to solve "could not initialize proxy - no Session"
pom.xml formatting style change
Merge branch 'spring-jpa-cache-problem'

Conflicts:
	pom.xml
"could not initialize proxy - no Session", spring-jpa-cache - RESOLVED

LAZY fetches need their own transaction to work
[OXM, dao] finished OXM mapping for all entities, created all repos, fixed Customer PK type (Integer → String)
[OXM, test] finished tests for OXM converter (XmlConverter) for all entities
[model] switching off IDs autogenerating for entities unused in OXM loading and performance tests
[logging] introducing log4j in project - logger injection with Spring & JSR 330's @Inject
[MINOR, setup, logging] shifted dependency unused in compile scope to test scope (spring-test), less verbose logging level